FR800867A - Device for adjusting the speed of electric motors of phonographs - Google Patents

Device for adjusting the speed of electric motors of phonographs

Info

Publication number
FR800867A
FR800867A FR800867DA FR800867A FR 800867 A FR800867 A FR 800867A FR 800867D A FR800867D A FR 800867DA FR 800867 A FR800867 A FR 800867A
Authority
FR
France
Prior art keywords
phonographs
adjusting
speed
electric motors
motors
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
Emile Louis Grangier
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 FR800867A publication Critical patent/FR800867A/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
FR800867D 1935-04-20 1935-04-20 Device for adjusting the speed of electric motors of phonographs Expired FR800867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR800867T 1935-04-20

Publications (1)

Publication Number Publication Date
FR800867A true FR800867A (en) 1936-07-21

Family

ID=9241032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800867D Expired FR800867A (en) 1935-04-20 1935-04-20 Device for adjusting the speed of electric motors of phonographs

Country Status (1)

Country Link
FR (1) FR800867A (en)

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