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Publication of FR353068ApublicationCriticalpatent/FR353068A/fr
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
G11B25/02—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using cylindrical record carriers
FR353068D1905-04-061905-04-06Dispositif d'enregistrement pour phonographes, graphophones et gramophones
ExpiredFR353068A
(fr)