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Philips Miller NV
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Philips Miller NV
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Application filed by Philips Miller NVfiledCriticalPhilips Miller NV
Application grantedgrantedCritical
Publication of FR768099ApublicationCriticalpatent/FR768099A/fr
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
FR768099D1933-02-021934-02-02Procédé et dispositifs d'enregistrement mécanique d'oscillations, notamment d'oscillations sonores
ExpiredFR768099A
(fr)