FR38815E - Perfectionnements aux machines parlantes et analogues - Google Patents

Perfectionnements aux machines parlantes et analogues

Info

Publication number
FR38815E
FR38815E FR38815DA FR38815E FR 38815 E FR38815 E FR 38815E FR 38815D A FR38815D A FR 38815DA FR 38815 E FR38815 E FR 38815E
Authority
FR
France
Prior art keywords
talking machines
talking
machines
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.)
COLUMBIA GRAPHOPHONE CO Ltd
Original Assignee
COLUMBIA GRAPHOPHONE CO Ltd
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 GRAPHOPHONE CO Ltd filed Critical COLUMBIA GRAPHOPHONE CO Ltd
Application granted granted Critical
Publication of FR38815E publication Critical patent/FR38815E/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
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
FR38815D 1930-07-15 1930-07-15 Perfectionnements aux machines parlantes et analogues Expired FR38815E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR38815T 1930-07-15

Publications (1)

Publication Number Publication Date
FR38815E true FR38815E (fr) 1931-07-31

Family

ID=8675277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR38815D Expired FR38815E (fr) 1930-07-15 1930-07-15 Perfectionnements aux machines parlantes et analogues

Country Status (1)

Country Link
FR (1) FR38815E (fr)

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