FR706635A - Needle for phonographic reproduction - Google Patents

Needle for phonographic reproduction

Info

Publication number
FR706635A
FR706635A FR706635DA FR706635A FR 706635 A FR706635 A FR 706635A FR 706635D A FR706635D A FR 706635DA FR 706635 A FR706635 A FR 706635A
Authority
FR
France
Prior art keywords
needle
phonographic reproduction
phonographic
reproduction
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
Louis Forestier
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 FR706635A publication Critical patent/FR706635A/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
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
    • G11B3/48—Needles
FR706635D 1930-11-27 1930-11-27 Needle for phonographic reproduction Expired FR706635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR706635T 1930-11-27

Publications (1)

Publication Number Publication Date
FR706635A true FR706635A (en) 1931-06-27

Family

ID=9067904

Family Applications (1)

Application Number Title Priority Date Filing Date
FR706635D Expired FR706635A (en) 1930-11-27 1930-11-27 Needle for phonographic reproduction

Country Status (1)

Country Link
FR (1) FR706635A (en)

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