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Publication of FR845270ApublicationCriticalpatent/FR845270A/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
FR845270D1938-04-271938-10-27Bande flexible sans fin pour l'enregistrement et l'émission de sons
ExpiredFR845270A
(fr)