NL1376C - Improvement to sirens - Google Patents

Improvement to sirens

Info

Publication number: NL1376C
Authority: NL; Netherlands
Prior art keywords: sirens; improvement
Prior art date: 1913-06-21

Application number

NL3633A

Other languages

Dutch (nl)

Original Assignee

Societe Anonyme Des Etablissements L Bleriot

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.)

1913-06-21

Filing date

1913-11-15

Publication date

1916-07-01

1913-11-15 Application filed by Societe Anonyme Des Etablissements L Bleriot filed Critical Societe Anonyme Des Etablissements L Bleriot

1916-07-01 Application granted granted Critical

1916-07-01 Publication of NL1376C publication Critical patent/NL1376C/en

Classifications

- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K7/00—Sirens
- G10K7/02—Sirens in which the sound-producing member is rotated manually or by a motor
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K7/00—Sirens

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Motor Or Generator Frames (AREA)
Permanent Field Magnets Of Synchronous Machinery (AREA)
Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)

NL3633A 1913-06-21 1913-11-15 Improvement to sirens NL1376C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BE1376X		1913-06-21

Publications (1)

Publication Number	Publication Date
NL1376C true NL1376C (en)	1916-07-01

Family

ID=89119803

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL3633A NL1376C (en)	1913-06-21	1913-11-15	Improvement to sirens

Country Status (3)

Country	Link
DE (1)	DE323408C (en)
GB (1)	GB191414876A (en)
NL (1)	NL1376C (en)

1913
- 1913-07-04 DE DE1913323408D patent/DE323408C/en not_active Expired
- 1913-11-15 NL NL3633A patent/NL1376C/en active
1914
- 1914-06-20 GB GB191414876D patent/GB191414876A/en not_active Expired

Also Published As

Publication number	Publication date
DE323408C (en)	1920-07-24
GB191414876A (en)	1915-04-01

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