FR682693A - Perfectionnements aux phonographes - Google Patents

Perfectionnements aux phonographes

Info

Publication number
FR682693A
FR682693A FR682693DA FR682693A FR 682693 A FR682693 A FR 682693A FR 682693D A FR682693D A FR 682693DA FR 682693 A FR682693 A FR 682693A
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.)
WILBUR PRODUCTS CO Inc
Original Assignee
WILBUR PRODUCTS CO Inc
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 WILBUR PRODUCTS CO Inc filed Critical WILBUR PRODUCTS CO Inc
Application granted granted Critical
Publication of FR682693A publication Critical patent/FR682693A/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
FR682693D 1929-09-25 1929-09-25 Perfectionnements aux phonographes Expired FR682693A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR682693T 1929-09-25

Publications (1)

Publication Number Publication Date
FR682693A true FR682693A (fr) 1930-05-31

Family

ID=9023483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682693D Expired FR682693A (fr) 1929-09-25 1929-09-25 Perfectionnements aux phonographes

Country Status (1)

Country Link
FR (1) FR682693A (fr)

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