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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TDK Corp
Original Assignee
TDK Corp
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Filing date
Publication date
Application filed by TDK CorpfiledCriticalTDK Corp
Application grantedgrantedCritical
Publication of FR1226186ApublicationCriticalpatent/FR1226186A/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
G11B25/04—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 flat record carriers, e.g. disc, card
FR796283A1958-06-031959-06-02Perfectionnements aux appareils magnétiques d'enregistrement et de lecture
ExpiredFR1226186A
(fr)