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CINOZA
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CINOZA
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Application filed by CINOZAfiledCriticalCINOZA
Application grantedgrantedCritical
Publication of FR818273ApublicationCriticalpatent/FR818273A/en
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
FR818273D1936-05-291936-05-29
Method and device for reproducing fixed density sound recordings
ExpiredFR818273A
(en)