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FR581611A - Improvements to phonograph records - Google Patents

Improvements to phonograph records

Info

Publication number
FR581611A
FR581611A FR581611DA FR581611A FR 581611 A FR581611 A FR 581611A FR 581611D A FR581611D A FR 581611DA FR 581611 A FR581611 A FR 581611A
Authority
FR
France
Prior art keywords
phonograph records
phonograph
records
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)
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.)
BRUNSWICK BALKE COLLENDER CO
Original Assignee
BRUNSWICK BALKE COLLENDER CO
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 BRUNSWICK BALKE COLLENDER CO filed Critical BRUNSWICK BALKE COLLENDER CO
Application granted granted Critical
Publication of FR581611A publication Critical patent/FR581611A/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
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
FR581611D 1924-05-13 1924-05-13 Improvements to phonograph records Expired FR581611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR581611T 1924-05-13

Publications (1)

Publication Number Publication Date
FR581611A true FR581611A (en) 1924-12-03

Family

ID=8957522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR581611D Expired FR581611A (en) 1924-05-13 1924-05-13 Improvements to phonograph records

Country Status (1)

Country Link
FR (1) FR581611A (en)

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