FR31363E - Système de commande électro-magnétique pour phonographes et dispositif permettant son adjonction aux phonographes à commande mécanique
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Système de commande électro-magnétique pour phonographes et dispositif permettant son adjonction aux phonographes à commande mécanique
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G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
G11B17/08—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records
G11B17/12—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis
G11B17/14—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis by mechanism in rotating centre post, e.g. permitting the playing of both sides of a record
FR31363D1925-12-291925-12-29Système de commande électro-magnétique pour phonographes et dispositif permettant son adjonction aux phonographes à commande mécanique
ExpiredFR31363E
(fr)