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Publication of FR1121725ApublicationCriticalpatent/FR1121725A/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
G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
G11B15/26—Driving record carriers by members acting directly or indirectly thereon
G11B15/34—Driving record carriers by members acting directly or indirectly thereon through non-slip drive means, e.g. sprocket
FR1121725D1954-04-031955-03-31Dispositif pour l'enregistrement magnétique des sons sur pellicules cinématographiques et la reproduction sonore
ExpiredFR1121725A
(fr)
Appareil de reproduction pour films sonores permettant d'employer sélectivement des films à enregistrement photographique et des films à enregistrement magnétique du son