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Publication of FR736574ApublicationCriticalpatent/FR736574A/fr
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
G11B3/02—Arrangements of heads
G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
G11B3/34—Driving or guiding during transducing operation
G11B3/36—Automatic-feed mechanisms producing progressive transducing traverse across record carriers otherwise than by grooves, e.g. by lead-screw
FR736574D1931-05-041932-05-03Dispositif pour l'enregistrement phonographique sur disques lisses au moyen de machines parlantes quelconques
ExpiredFR736574A
(fr)