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.)
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Reterson Holding S A
Original Assignee
Reterson Holding S A
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Application filed by Reterson Holding S AfiledCriticalReterson Holding S A
Application grantedgrantedCritical
Publication of FR829997ApublicationCriticalpatent/FR829997A/fr
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
G11B15/70—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function the record carrier being an endless loop record carrier
FR829997D1937-03-161937-03-16Dispositif électromécanique pour l'inscription et la reproduction d'oscillations sonores sur un film sans fin
ExpiredFR829997A
(fr)
Dispositif pour la reproduction d'un enregistrement photo-phonographique dans lequelles demi-ondes positives et les demi-ondes négatives sont enregistrées suivant des traces sonores distinctes
Dispositif pour l'enregistrement et la reproduction continus de pistes sonores photographiques parallèles aux bords d'un film en forme de bande sans fin