FR806708A - Dispositif servant à la reproduction des enregistrements sonores - Google Patents

Dispositif servant à la reproduction des enregistrements sonores

Info

Publication number: FR806708A
Authority: FR; France
Prior art keywords: reproduction; sound recordings; recordings; sound
Prior art date: 1935-06-27
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.): Expired

Application number

Other languages

Inventor

Max Arndt

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.)

1935-06-27

Filing date

1936-05-23

Publication date

1936-12-23

1936-05-23 Application filed filed Critical

1936-12-23 Application granted granted Critical

1936-12-23 Publication of FR806708A publication Critical patent/FR806708A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor

FR806708D 1935-06-27 1936-05-23 Dispositif servant à la reproduction des enregistrements sonores Expired FR806708A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE806708X		1935-06-27

Publications (1)

Publication Number	Publication Date
FR806708A true FR806708A (fr)	1936-12-23

Family

ID=6722669

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR806708D Expired FR806708A (fr)	1935-06-27	1936-05-23	Dispositif servant à la reproduction des enregistrements sonores

Country Status (1)

Country	Link
FR (1)	FR806708A (fr)

1936
- 1936-05-23 FR FR806708D patent/FR806708A/fr not_active Expired

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