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WO2025061929A1 - Décodeur de musique interactif - Google Patents

Décodeur de musique interactif Download PDF

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Publication number
WO2025061929A1
WO2025061929A1 PCT/EP2024/076413 EP2024076413W WO2025061929A1 WO 2025061929 A1 WO2025061929 A1 WO 2025061929A1 EP 2024076413 W EP2024076413 W EP 2024076413W WO 2025061929 A1 WO2025061929 A1 WO 2025061929A1
Authority
WO
WIPO (PCT)
Prior art keywords
printed
conveyor
interactive music
carrier member
music decoder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/EP2024/076413
Other languages
English (en)
Inventor
Philip Smith
David Law
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Noisy Clan
Original Assignee
Noisy Clan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Noisy Clan filed Critical Noisy Clan
Publication of WO2025061929A1 publication Critical patent/WO2025061929A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10G—REPRESENTATION OF MUSIC; RECORDING MUSIC IN NOTATION FORM; ACCESSORIES FOR MUSIC OR MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR, e.g. SUPPORTS
    • G10G1/00—Means for the representation of music
    • G10G1/02—Chord or note indicators, fixed or adjustable, for keyboard of fingerboards
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B15/00—Teaching music
    • G09B15/001—Boards or like means for providing an indication of chords
    • G09B15/002—Electrically operated systems
    • G09B15/003—Electrically operated systems with indication of the keys or strings to be played on instruments
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B15/00—Teaching music
    • G09B15/02—Boards or like means for providing an indication of notes
    • G09B15/023—Electrically operated

Definitions

  • the CAGED system is method of mapping out the frets of the neck/fingerboard by visualising the five common open C, A, G, E, and D chords as moveable shapes that can be played up and down the guitar neck/fingerboard to play any chord, i.e., there are a total of twelve unique notes and the same chord shape can be used to play all 12 chords based on those original twelve notes.
  • the ends may be joined by adhesive, welding, fusion or a combination.
  • the adjuster may be attached to the printed conveyor by adhesive, welding, fusion or a combination.
  • the printed conveyor may be produced as a band with no visible joins.
  • the printed conveyor may be a band that is cut from a tube of material.
  • the tube of material may be pre-printed or the printed conveyor may be printed after cutting from the tube of material.
  • the printed conveyor may include printed markings, for example circles, solid dots and or symbols that represent musical notes e.g., the notes of major chords.
  • the printed conveyor may also include printed vertical lines representing frets of a fingerboard/neck of a stringed instrument.
  • the carrier member may include vertical lines representing frets of a stringed instrument, for example a guitar, ukulele, bass, mandolin, lute, banjo etc.
  • a forward surface of the carrier member may include printed horizontal lines representing strings of a stringed instrument wherein the printed conveyor is made of a transparent printed material.
  • the carrier member may include a substantially quadrilateral panel comprising two parallel slots arranged close to opposing edges, wherein the slots are configured to receive ends of a strip providing the printed conveyor.
  • Each slot may include a rounded slot at each end.
  • Each rounded slot is configured to reduce wear and stress on the moving edges of the printed conveyer when being used.
  • the carrier member may be a substantially quadrilateral sheet including a recess on each vertical edge, wherein the printed conveyor loop extends around the carrier member within the recesses.
  • Each recess may include an enlarged portion of the recess at each end.
  • Each enlarged portion of the recess is configured to reduce wear and stress on the moving edges of the printed conveyer when being used.
  • the interactive musical aid/decoder may further comprise: an adjuster, operable to move the printed conveyor relative to the carrier member thereby emulating left and right movement relative to the viewing portion.
  • the adjuster may be provided by a mechanism which is connected to the printed conveyor and is operable to rotate the printed conveyor relative to the carrier member thereby emulating left and right movement relative to the viewing portion.
  • the adjuster may include a ratchet mechanism operable to move the printed conveyor left and right relative to the viewing portion.
  • the adjuster may include a body attached to the printed conveyor and a tab graspable by a user.
  • the adjuster may include a toggle member, which is attached to the adjuster and is configured to be gripped by the user to aid movement of the adjuster and therefore the printed conveyor.
  • the toggle member may be attached to the tab.
  • the musical aid may include a slot on the rear panel and wherein the tab is guided by the slot.
  • the extent of movement left and right of the printed conveyor relative to the viewing portion being limited by travel of the tab and the length of the slot.
  • the musical aid may include a slot on the front panel, wherein the tab is guided by the slot.
  • the extent of movement left and right of the printed conveyor relative to the viewing portion being limited by travel of the tab and the length of the slot
  • the slot may extend substantially edge to edge across a width of the panel through which it is included.
  • the slot may be shorter than the width of the panel through which it is included.
  • the width/length of the slot determines the maximum distance travelled by the sliding conveyor in the left and right directions as visualised via the viewing portion. For maximum travel of the sliding conveyor, the slot extends between outer edges of the housing.
  • the viewing portion may be provide by a transparent window on the front panel.
  • the transparent window protects the printed conveyor from dirt and debris and allows the user to see the printed conveyor.
  • the transparent window may include printed horizontal lines representing strings of a guitar.
  • a forward surface of the carrier member may include printed horizontal lines representing strings of a guitar wherein the printed conveyor is made of a transparent printed material.
  • the carrier member may include vertical lines representing a fret board of a stringed instrument, e.g., a guitar, Ukulele, Bass, Mandolin, Lute, Banjo, etc.
  • the printed conveyor may include printed markings, for example circles, solid dots and or symbols that represent musical notes e.g., notes of major chords.
  • the printed conveyor may also include printed vertical lines representing a fretboard of a stringed instrument, e.g., a guitar, Ukulele, Bass, Mandolin, Lute, Banjo, etc..
  • the printed conveyor may be a formed from a strip of material that is folded and ends are joined to form a loop/band.
  • a joint provided when the ends are joined may include one or more stiffeners.
  • the joint may be sandwiched between two stiffeners.
  • An outer stiffener may provide an anchor for an adjuster.
  • the ends may be joined by adhesive, welding, fusion or a combination.
  • the adjuster may be attached to the printed conveyor by adhesive, welding, fusion or a combination.
  • the adjuster may include a toggle member, which is attached to the adjuster and configured to be gripped by the user to aid movement of the adjuster and therefore the printed conveyor.
  • the housing may include a chassis member, which incorporates the carrier member, the printed conveyor and the adjuster, wherein the chassis member is sandwiched between the front panel and the rear panel.
  • the carrier member may be a portion of the chassis member, wherein the carrier member extends between two vertical slots, wherein the printed conveyor is held and guided between the vertical slots and is movable left to right relative to the vertical slots.
  • the carrier member may be sheet including a recess on each vertical edge.
  • the printed conveyor loop may be formed around the carrier member.
  • the printed conveyor may be pre-formed as a flexible band that is configured to be received over the carrier member or to receive the carrier member.
  • the printed conveyor may be cut from a pre-formed tube thereby providing a pre-formed band configured to be received over the carrier member or to receive the carrier member.
  • the printed conveyor After assembly of the printed conveyor and the carrier member the printed conveyor is operable to rotate around the carrier member.
  • the printed conveyor is operable to rotate relative to the carrier member wherein the extent of travel of the printed conveyor is restricted.
  • the carrier member may be a flexible panel.
  • the carrier member may be made of polypropylene.
  • the carrier may be made from a rigid or semi rigid material to which the printed conveyor is mounted.
  • the carrier member may be mountable onto a rigid/semi rigid chassis, wherein the chassis is received in the housing between the front and rear panel.
  • the printed conveyor is sized relative to the carrier such that the printed conveyor rotates unhindered relative to the carrier.
  • the printed conveyor may be printed with symbols representing notes and chord shapes such that the user can visually control the chord shapes by moving the printed conveyor left or right.
  • the band providing the printed conveyor may further comprise a tension member, which is operable to adjust the tension/slackness of the printed conveyor to ensure smooth rotation relative to the carrier.
  • the tension member may be provided by a removable spacer.
  • the printed conveyor may include printable transparent material. Accordingly, the window or the carrier may include printable material upon which lines that represent strings and/or frets of a fingerboard/head of a stringed instrument can be displayed.
  • the printed conveyor may include a printable opaque/non-transparent material. Accordingly, the window may include printable material upon which lines that represent strings and/or frets of a fingerboard/head of a stringed instrument can be displayed.
  • the interactive music decoder may further comprise a stand.
  • the stand may be extendable and retractable relative to the rear panel.
  • the rear panel may include a recess into which the stand is received in a stowed configuration. In a deployed configuration, the stand may extend from the recess.
  • the printed conveyor includes graphics that represent musical notes e.g., essential chords, scales arpeggios, triads etc..
  • musical notes e.g., essential chords, scales arpeggios, triads etc.
  • the note shapes may include circles, for example circles with no outline or circles with an outline and/or symbols, for example a lightning bolt.
  • the printed conveyor may include a two layer laminated structure, wherein a first layer of transparent film includes printed graphics and a second layer of transparent film is laminated on top of the first layer and the graphics thereon.
  • lamination of the two layers means the graphics are contained in an interface between the first layer and the second layer, thereby protecting the graphics from wear.
  • the process of laminating the graphics at the interface of the two layers may be done in a manner similar to an existing process used in food packaging.
  • the front panel may include one or more windows, configured to display the chord and associated notes.
  • Fig. 1a shows a first example of an interactive musical aid/decoder carrier member according to an example of the present invention
  • Fig. 1b shows a further example of an interactive musical aid/decoder carrier member according to an example of the present invention
  • Fig. 1c illustrates a front view of a further example of an interactive musical aid/decoder according to an example of the present invention
  • Fig. 2a illustrates a basic front view of the interactive musical aid/decoder of Fig. 1c;
  • Fig. 3 illustrates a perspective rear view of the interactive musical aid/decoder Fig. 2b, including the stand in a deployed position;
  • Fig. 7 shows a printed strip of material, which forms a printed conveyor as illustrated as part of the components of Fig. 4, 5b, 6b;
  • Fig. 8a shows an example of preparing and reinforcing a joint that secures the ends of the strip of material of Fig. 5b, Fig, 6b and Fig 7 together to produce the printed conveyor as illustrated as part of the components of Fig. 4;
  • Fig. 8c shows an example of the chassis and carrier member of Fig. 5a and Fig. 5b assembled with the strip of material of Fig. 7 formed as a loop and including the adjuster and pull tab of Fig. 8b attached.
  • Fig. 1a and 1b each illustrate an interactive musical aid/decoder 2, which facilitates a musician e.g. a stringed instrument player to access/decode different musical arrangements e.g., essential chords, scales arpeggios, triads etc.
  • a musician e.g. a stringed instrument player to access/decode different musical arrangements e.g., essential chords, scales arpeggios, triads etc.
  • the musical aid/decoder 2 includes a carrier member 4 and a printed conveyor 6 (shown blank for illustrative purposes only).
  • the printed conveyor 6 is a loop/band that rotates (as indicated by arrows 8) relative to the carrier member 4 to change the arrangement of notes displayed to the musician.
  • Fig. 1c, 2a, 2b and 3 illustrate a further example of an interactive musical aid 10, which facilitates a musician e.g. a stringed instrument player to access/decode different musical arrangements e.g., essential chords, scales arpeggios, triads etc.
  • the musical notes displayed and the graphical representation displayed represent the neck/fingerboard of a stringed instrument e.g., a guitar, Ukulele, Bass, Mandolin, Lute, Banjo, etc..
  • the decoder 10 aids with decoding chord arrangements and the instrument referenced hereafter is a guitar.
  • the decoder 10 is applicable to other instruments and musicians to access/decode different chord shapes.
  • chords are frequently used to help understand the fretboard.
  • the five chords when learning the guitar using the CAGED system are the C major, A major, G major, E major, and D major chords. These chords are considered the five most important chords because they form 5 distinct movable chords that can be used across the fretboard to play any other chord.
  • the major chords are made up of three notes, i.e., the root, a major third, and a fifth.
  • the interactive musical aid 10 also referenced as a decoder because the purpose of the interactive musical aid/decoder 10 is to translate print (in this case notes) into physical musical notes/sounds from the instrument, which in this example is a guitar.
  • the interactive musical aid/decoder 10 includes a printed conveyor 12 that captures what is known as the CAGED open chord shapes in an interactive manner to aid learning and skill progression for guitar players.
  • the pentatonic scale which can be played across the fretboard.
  • the printed conveyor 12 is operable to rotate relative to a carrier member and visually, to the musician, the printed notes move left to right (described further below) such that different chord patterns can be selected, displayed and decoded.
  • the root chord is C as displayed in an upper round window 14, the major third is E and the fifth is G as indicated by secondary window or windows 16 included below the printed conveyor 10.
  • the printed conveyor 10 incudes printed notes 18a, 18b, 18c, i.e., the root, a major third, and a fifth for each major chord.
  • the notes are displayed as solid circles (no outline) 18a for the root, an outlined white circle 18b for the major third and circles with a lightning bolt symbol 18c for the fifth.
  • a combination of each of these notes represent the selected chord pattern i.e., the root.
  • chord pattern Major C is selected i.e. the root note is C.
  • the interactive musical aid/decoder 10 as illustrated in Fig. 1 includes an aide memoir 20 of the five major chords by including an illustration of each chord shape/pattern 20a, 20b, 20c, 20d, 20e.
  • the printed conveyor 12 is displayed through a transparent window 22, which includes six printed horizontal lines 24.
  • the horizontal lines 24 each represent a string of an instrument, in this example a guitar.
  • the interactive musical aid/decoder 10 also includes printed vertical lines 26 (see Fig. 1).
  • the vertical lines 26 are spaced to represent the guitar’s fretboard.
  • the vertical lines 26 are printed on the printed conveyor 12.
  • the vertical fretboard lines may be printed on a chassis/carrier member
  • the printed conveyor 12 would be made of transparent material such that the printed lines can be seen as the printed conveyor 12 moves relative to the chassis/carrier member 36, 38.
  • the combination of the printed transparent window 22 and the printed conveyor 12 provides a layout that emulates a guitar fretboard visually and logically because, as noted above any given chord can be played all over the fretboard using the CAGED chord forms.
  • Each chord shape connects to the previous chord shape following a set and repeating pattern, as follows:
  • the decoder 10 includes a housing, which includes a front panel 32 and a rear panel 34.
  • the front panel 32 includes a transparent window 22, through which the printed conveyor 12 is viewed.
  • the front panel also includes the window 14, which displays the selected chord shape i.e. , the root note e.g., C as illustrated in Fig. 1 and the further one or two windows 16 that display the major third and fifth notes.
  • the front panel 32 and rear panel 34 house a chassis 36, which incorporates a carrier member 38, and an assembly of the printed conveyor 12 and an adjuster 40.
  • the rear panel 34 includes a horizontal slot 30, which aligns with the horizontal tab 42 of the adjuster 40 (see Fig. 2b) in the assembled decoder 10.
  • the slot 30 guides the tab 42 to facilitate side-to-side (rightward and leftward) travel of the printed conveyor 12 relative to the window 22 and the horizontal slot 30 in the assembled decoder 10. It will be appreciated the actual movement of the printed conveyor 12 is rotation relative to the carrier member 36, 38.
  • the decoder 10 When the stand 50 is in the stowed configuration, the decoder 10 can be laid flat by resting the rear panel 34 on a flat surface e.g., a music stand.
  • the stand 50 is pivotally connected to the rear panel 34 (see Fig. 4) such that when pivoted outwards from the rear panel 34, the decoder 10 can be supported on a flat surface with the front panel 32 being displayed at an angle towards the vertical.
  • Fig. 5a and 5b show the chassis member 36 of the exploded diagram shown in Fig. 3.
  • the chassis member 36 includes two vertical slots 60, with expanded holes 62 at the top and bottom of each slot 60.
  • the expanded hole 62 are each configured to reduce wear and stress on the moving edges of the printed conveyer 12 in use.
  • Fig. 5b shows a strip of material 64 partially assembled with the chassis member 36, where a length of the strip of material 64 extends across the front face (not visible) of the carrier member 38 and the ends 66a, 66b of the strip of material 64 pass through the slots 60 towards the rear face 68.
  • the two ends 66a, 66b of the strip of material 64 are subsequently joined together to form the printed conveyor 12 that is operable to move from side-to-side relative to the carrier member 38 as part of the chassis member 36.
  • Fig. 6a and 6b illustrate an alternative example of a carrier member 380, where the carrier member 380 includes a panel 362 that includes an indent 364 along both vertical parallel edges 366. Each indent 364 includes an expanded groove 365 at both ends. The grooves 365 are each configured to reduce wear and stress on the moving edges of the printed conveyer 12 as it rotates relative to the carrier member
  • Fig 6a shows a strip of material 64 arranged relative to the carrier member 38.
  • the carrier member 380 is placed on top of the strip of material 64 and the indents 364 and grooves 365 are aligned with the strip of material 64.
  • the strip of material 64 is then folded across the rear face of the carrier member 380 and both ends 66a, 66b are joined to create a loop/band around the carrier member 380.
  • the strip of material 64 provides the printed conveyor 12 when the ends 66a, 66b are joined together.
  • the printed conveyor 12 may be manufactured as a band of material, which is then placed over a carrier member 380 as illustrated in Fig. 6a and 6b.
  • the printed conveyor 12 and or the carrier member 380 will be sufficiently flexible to allow the printed conveyor 12 to be received over the carrier member 380.
  • the band i.e. , the printed conveyor 12 is sufficiently flexible, elasticity of the band will allow it to expand to be received over a carrier member 380 (as illustrated in Fig. 6a and 6b) and, once assembled, to contract sufficiently to fit snuggly, around the carrier member 380.
  • the carrier member is flexible, i.e., being made of a suitable material e.g. plastic, cardboard, laminate etc.
  • the carrier member is configured to slightly bend/distort to allow the printed conveyor 12 to be received over it. Releasing the carrier member will return the carrier member elastically to the undistorted form to complete assembly of the printed conveyor 12 and the carrier member.
  • the strip of material 64 includes a printed section 70 and two bonding sections 66a, 66b, where a bonding section 66a, 66b is located at each end of the strip of material 64.
  • the bonding sections 66a, 66b are configured to be joined together to reconfigure the strip of material 64 to a loop/ban that forms the printed conveyor 12 (as described above with reference to Fig. 5a, 5b, 6a and 6b) when mounted on the carrier member 38, 380.
  • the strip of material 64 includes printed matter that is displayed via windows 14, 16, 22 provided on the front panel 32 (see Fig. 1 and Fig. 2a) of the decoder 10.
  • the strip of material 64 is printed to include vertical lines 26 that represent frets of the fingerboard/neck of a guitar. Between and on the fret lines 26, the strip of material 64 also includes circular spots 78, which represent notes of the major chords. For illustrative purposes, only solid spots 78 are included in this example. However, Fig 1 and the description above provide an example of different spot configurations 18a, 18b, 18c used to represent each note type of the major chords.
  • a lower section of the strip of material 64 includes markings 77a, 77b e.g., letters (indicated by grey boxes in Fig. 7). These markings represent the major third 77a and fifth notes 77b respectively associated with the selected major chord 75. These letters are visible through the window or windows 16 as shown in Fig. 1.
  • Fig. 8a illustrates preparation of the printed conveyor 12 (a loop/band) from the strip of material 64. More specifically Fig. 8a shows an example of how the two ends 66a, 66b of the strip of material 64 can be joined together.
  • the two ends 66a, 66b of the strip of material 64 overlap and the overlapping sections join together by adhesive or by welding, fusing etc.
  • the joint is then sandwiched between two stiffeners 80, 82 that are configured to reinforce and secure the joint.
  • the stiffeners 80, 82 may be added under pressure P1 to ensure the joint is secure.
  • the stiffeners 80, 82 are attached to the joint using adhesive tape. However, it will be appreciated other joining methods could be used, e.g., welding, fusing etc.
  • the outer stiffener 80 provides an anchor point for attachment of the adjuster 40 (including a pull tab 40), which (as described above) facilitates rotation of the printed conveyor 12 relative to the carrier member 38, 380.
  • Fig. 8b illustrates the step of adding the adjuster/pull tab 40 to the outer stiffener 80 that is attached to the joint at the rear of the printed conveyor 12.
  • the adjuster 40 is attached to the outer stiffener 80 using a combination of adhesive 84 and welding 86.
  • the shape and form of the adjuster 40 and pull tab 42 means that load on the printed conveyor 12 is distributed evenly over a relatively large and uniform contact surface area such that rotation of the printed conveyer 12 relative to the carrier member 38, 380 is smooth and unrestricted. This arrangement minimises stress concentrations on the printed conveyor 12.
  • Fig. 8c illustrates the chassis member 36 as illustrated in Fig. 5a and 5b assembled with the printed conveyor 12, the adjuster 40 and pull tab 40.
  • the printed conveyor 12 may include a tension member (not illustrated), which is operable to adjust the tension/slackness of the printed conveyor 12 relative to the carrier member 38, 380.
  • the tension member may be provided by a removable spacer.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Stringed Musical Instruments (AREA)

Abstract

L'invention concerne un décodeur de musique interactif (2 ; 10), qui permet à un utilisateur/musicien d'accéder et de décoder de manière interactive différentes formes d'accord. Le décodeur de musique (2 ; 10) comprend un élément porteur (4 ; 38 ; 380) et un convoyeur imprimé (6 ; 12). Le convoyeur imprimé (6 ; 12) est disposé sous la forme d'une bande fermée autour de l'élément porteur (38 ; 380). La bande qui fournit le convoyeur imprimé (6 ; 12) est configurée pour tourner autour de l'élément porteur (38 ; 380), la rotation de la bande fournissant le convoyeur imprimé (6 ; 12) par rapport à l'élément porteur (38 ; 380) modifie des informations affichées à un utilisateur par le convoyeur imprimé (6 ; 12).
PCT/EP2024/076413 2023-09-20 2024-09-20 Décodeur de musique interactif Pending WO2025061929A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2314378.7 2023-09-20
GBGB2314378.7A GB202314378D0 (en) 2023-09-20 2023-09-20 Interactive music decoder

Publications (1)

Publication Number Publication Date
WO2025061929A1 true WO2025061929A1 (fr) 2025-03-27

Family

ID=88507355

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2024/076413 Pending WO2025061929A1 (fr) 2023-09-20 2024-09-20 Décodeur de musique interactif

Country Status (2)

Country Link
GB (1) GB202314378D0 (fr)
WO (1) WO2025061929A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483570A (en) * 1945-04-24 1949-10-04 Raymond D Bergey Music timing apparatus
DE808313C (de) * 1949-07-05 1951-07-12 Oskar Schmidt Musik-Hilfslehrmittel
GB2031641A (en) * 1978-09-22 1980-04-23 Wright K Rotating-scale chord logger
US5644096A (en) * 1992-11-11 1997-07-01 Bull; Gerard Neil Musical computational devices
GB2404077A (en) * 2003-05-17 2005-01-19 Robin Cyril Vallender Chord-finding device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483570A (en) * 1945-04-24 1949-10-04 Raymond D Bergey Music timing apparatus
DE808313C (de) * 1949-07-05 1951-07-12 Oskar Schmidt Musik-Hilfslehrmittel
GB2031641A (en) * 1978-09-22 1980-04-23 Wright K Rotating-scale chord logger
US5644096A (en) * 1992-11-11 1997-07-01 Bull; Gerard Neil Musical computational devices
GB2404077A (en) * 2003-05-17 2005-01-19 Robin Cyril Vallender Chord-finding device

Also Published As

Publication number Publication date
GB202314378D0 (en) 2023-11-01

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