FR734027A - Device for recording and reproducing sounds - Google Patents

Device for recording and reproducing sounds

Info

Publication number
FR734027A
FR734027A FR734027DA FR734027A FR 734027 A FR734027 A FR 734027A FR 734027D A FR734027D A FR 734027DA FR 734027 A FR734027 A FR 734027A
Authority
FR
France
Prior art keywords
recording
reproducing sounds
sounds
reproducing
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)
Inventor
Carl Wilhelm Nystrom
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 FR734027A publication Critical patent/FR734027A/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
    • 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
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/26—Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
    • G11B19/265—Friction wheel drive
FR734027D 1931-04-02 1932-03-23 Device for recording and reproducing sounds Expired FR734027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE734027X 1931-04-02

Publications (1)

Publication Number Publication Date
FR734027A true FR734027A (en) 1932-10-14

Family

ID=20319627

Family Applications (1)

Application Number Title Priority Date Filing Date
FR734027D Expired FR734027A (en) 1931-04-02 1932-03-23 Device for recording and reproducing sounds

Country Status (1)

Country Link
FR (1) FR734027A (en)

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