FR984323A - Disque d'enregistrement phonographique - Google Patents

Disque d'enregistrement phonographique

Info

Publication number
FR984323A
FR984323A FR984323DA FR984323A FR 984323 A FR984323 A FR 984323A FR 984323D A FR984323D A FR 984323DA FR 984323 A FR984323 A FR 984323A
Authority
FR
France
Prior art keywords
recording disc
phonographic recording
phonographic
disc
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Broadcasting Inc
Original Assignee
Columbia Broadcasting System Inc
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 by Columbia Broadcasting System Inc filed Critical Columbia Broadcasting System Inc
Application granted granted Critical
Publication of FR984323A publication Critical patent/FR984323A/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
FR984323D 1948-04-09 1949-04-08 Disque d'enregistrement phonographique Expired FR984323A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US984323XA 1948-04-09 1948-04-09

Publications (1)

Publication Number Publication Date
FR984323A true FR984323A (fr) 1951-07-04

Family

ID=22269257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR984323D Expired FR984323A (fr) 1948-04-09 1949-04-08 Disque d'enregistrement phonographique

Country Status (1)

Country Link
FR (1) FR984323A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189502A1 (fr) * 1985-02-01 1986-08-06 Erich Dr.h.c. Döring Lecteur audio pour support sonore stationnaire en forme de disque ou de feuille

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189502A1 (fr) * 1985-02-01 1986-08-06 Erich Dr.h.c. Döring Lecteur audio pour support sonore stationnaire en forme de disque ou de feuille

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