FR871062A - Improvements in sound recording and reproduction devices - Google Patents

Improvements in sound recording and reproduction devices

Info

Publication number
FR871062A
FR871062A FR871062DA FR871062A FR 871062 A FR871062 A FR 871062A FR 871062D A FR871062D A FR 871062DA FR 871062 A FR871062 A FR 871062A
Authority
FR
France
Prior art keywords
sound recording
reproduction devices
reproduction
devices
sound
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
French (fr)
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.)
GRAF LADISLAUS CSAKY INDUSTRIE
Original Assignee
GRAF LADISLAUS CSAKY INDUSTRIE
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 GRAF LADISLAUS CSAKY INDUSTRIE filed Critical GRAF LADISLAUS CSAKY INDUSTRIE
Application granted granted Critical
Publication of FR871062A publication Critical patent/FR871062A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/26—Driving record carriers by members acting directly or indirectly thereon
    • G11B15/34—Driving record carriers by members acting directly or indirectly thereon through non-slip drive means, e.g. sprocket
FR871062D 1939-10-24 1941-03-25 Improvements in sound recording and reproduction devices Expired FR871062A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU871062X 1939-10-24

Publications (1)

Publication Number Publication Date
FR871062A true FR871062A (en) 1942-04-07

Family

ID=10980765

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871062D Expired FR871062A (en) 1939-10-24 1941-03-25 Improvements in sound recording and reproduction devices

Country Status (1)

Country Link
FR (1) FR871062A (en)

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