FR670844A - Perfectionnements à la commande des phonographes - Google Patents

Perfectionnements à la commande des phonographes

Info

Publication number
FR670844A
FR670844A FR670844DA FR670844A FR 670844 A FR670844 A FR 670844A FR 670844D A FR670844D A FR 670844DA FR 670844 A FR670844 A FR 670844A
Authority
FR
France
Prior art keywords
phonographs
order
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)
Inventor
Herbert Hart-Spratt
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 filed Critical
Application granted granted Critical
Publication of FR670844A publication Critical patent/FR670844A/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
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
FR670844D 1928-03-05 1928-03-05 Perfectionnements à la commande des phonographes Expired FR670844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB670844X 1928-03-05

Publications (1)

Publication Number Publication Date
FR670844A true FR670844A (fr) 1929-12-05

Family

ID=10491685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR670844D Expired FR670844A (fr) 1928-03-05 1928-03-05 Perfectionnements à la commande des phonographes

Country Status (1)

Country Link
FR (1) FR670844A (fr)

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