FR987574A - Support d'enregistrement phonographique - Google Patents

Support d'enregistrement phonographique

Info

Publication number
FR987574A
FR987574A FR987574DA FR987574A FR 987574 A FR987574 A FR 987574A FR 987574D A FR987574D A FR 987574DA FR 987574 A FR987574 A FR 987574A
Authority
FR
France
Prior art keywords
recording medium
phonographic recording
phonographic
medium
recording
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
Louis Lauvernier
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 FR987574A publication Critical patent/FR987574A/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
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
FR987574D 1949-04-05 1949-04-05 Support d'enregistrement phonographique Expired FR987574A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR987574T 1949-04-05

Publications (1)

Publication Number Publication Date
FR987574A true FR987574A (fr) 1951-08-16

Family

ID=9539006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR987574D Expired FR987574A (fr) 1949-04-05 1949-04-05 Support d'enregistrement phonographique

Country Status (1)

Country Link
FR (1) FR987574A (fr)

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