FR544003A - Improvements to folding phonographs - Google Patents

Improvements to folding phonographs

Info

Publication number
FR544003A
FR544003A FR544003DA FR544003A FR 544003 A FR544003 A FR 544003A FR 544003D A FR544003D A FR 544003DA FR 544003 A FR544003 A FR 544003A
Authority
FR
France
Prior art keywords
phonographs
folding
folding phonographs
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)
Inventor
Joshna Green
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 FR544003A publication Critical patent/FR544003A/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
    • 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
FR544003D 1921-03-09 1921-11-29 Improvements to folding phonographs Expired FR544003A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB544003X 1921-03-09

Publications (1)

Publication Number Publication Date
FR544003A true FR544003A (en) 1922-09-13

Family

ID=10470888

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544003D Expired FR544003A (en) 1921-03-09 1921-11-29 Improvements to folding phonographs

Country Status (1)

Country Link
FR (1) FR544003A (en)

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