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FR712726A - Perfectionnements aux phonographes - Google Patents

Perfectionnements aux phonographes

Info

Publication number
FR712726A
FR712726A FR712726DA FR712726A FR 712726 A FR712726 A FR 712726A FR 712726D A FR712726D A FR 712726DA FR 712726 A FR712726 A FR 712726A
Authority
FR
France
Prior art keywords
phonographs
Prior art date
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.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Parlophone Records Ltd
Original Assignee
Gramophone Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gramophone Co Ltd filed Critical Gramophone Co Ltd
Application granted granted Critical
Publication of FR712726A publication Critical patent/FR712726A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • 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
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0282—Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
FR712726D 1930-03-21 1931-03-06 Perfectionnements aux phonographes Expired FR712726A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB712726X 1930-03-21

Publications (1)

Publication Number Publication Date
FR712726A true FR712726A (fr) 1931-10-09

Family

ID=10494429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712726D Expired FR712726A (fr) 1930-03-21 1931-03-06 Perfectionnements aux phonographes

Country Status (1)

Country Link
FR (1) FR712726A (fr)

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