NL171519C - Elektromagnetisch groeftasterelement. - Google Patents

Elektromagnetisch groeftasterelement.

Info

Publication number: NL171519C
Authority: NL; Netherlands
Prior art keywords: table element; groove table; electromagnetic groove; electromagnetic; groove
Prior art date: 1969-11-03

Application number

NLAANVRAGE7804499,A

Other languages

English (en)

Other versions

NL171519B (nl

NL7804499A (nl

Original Assignee

Grado Joseph

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.)

1969-11-03

Filing date

1978-04-26

Publication date

1983-04-05

1970-10-29 Priority claimed from NL7015867.A external-priority patent/NL160697C/nl

1978-04-26 Application filed by Grado Joseph filed Critical Grado Joseph

1978-04-26 Priority to NLAANVRAGE7804499,A priority Critical patent/NL171519C/nl

1978-08-31 Publication of NL7804499A publication Critical patent/NL7804499A/nl

1982-11-01 Publication of NL171519B publication Critical patent/NL171519B/nl

1983-04-05 Application granted granted Critical

1983-04-05 Publication of NL171519C publication Critical patent/NL171519C/nl

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)

NLAANVRAGE7804499,A 1969-11-03 1978-04-26 Elektromagnetisch groeftasterelement. NL171519C (nl)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7804499,A NL171519C (nl)	1969-11-03	1978-04-26	Elektromagnetisch groeftasterelement.

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US87336869A	1969-11-03	1969-11-03
NL7015867.A NL160697C (nl)	1969-11-03	1970-10-29	Elektromagnetisch groeftasterelement.
NLAANVRAGE7804499,A NL171519C (nl)	1969-11-03	1978-04-26	Elektromagnetisch groeftasterelement.

Publications (3)

Publication Number	Publication Date
NL7804499A NL7804499A (nl)	1978-08-31
NL171519B NL171519B (nl)	1982-11-01
NL171519C true NL171519C (nl)	1983-04-05

Family

ID=26644590

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7804499,A NL171519C (nl)	1969-11-03	1978-04-26	Elektromagnetisch groeftasterelement.

Country Status (1)

Country	Link
NL (1)	NL171519C (nl)

1978
- 1978-04-26 NL NLAANVRAGE7804499,A patent/NL171519C/nl not_active IP Right Cessation

Also Published As

Publication number	Publication date
NL171519B (nl)	1982-11-01
NL7804499A (nl)	1978-08-31

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Legal Events

Date	Code	Title	Description
1986-06-16	V1	Lapsed because of non-payment of the annual fee