FR991783A - Aiguille pour phonographe et pick-up à longue durée - Google Patents

Aiguille pour phonographe et pick-up à longue durée

Info

Publication number
FR991783A
FR991783A FR991783DA FR991783A FR 991783 A FR991783 A FR 991783A FR 991783D A FR991783D A FR 991783DA FR 991783 A FR991783 A FR 991783A
Authority
FR
France
Prior art keywords
phonograph
pick
needle
life
long
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)
Inventor
Jean-Emile-Rene Doubay
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 FR991783A publication Critical patent/FR991783A/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
    • 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
FR991783D 1949-05-18 1949-05-18 Aiguille pour phonographe et pick-up à longue durée Expired FR991783A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR991783T 1949-05-18

Publications (1)

Publication Number Publication Date
FR991783A true FR991783A (fr) 1951-10-10

Family

ID=9554263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR991783D Expired FR991783A (fr) 1949-05-18 1949-05-18 Aiguille pour phonographe et pick-up à longue durée

Country Status (1)

Country Link
FR (1) FR991783A (fr)

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