FR689850A - Method of recording and reproducing sounds - Google Patents

Method of recording and reproducing sounds

Info

Publication number
FR689850A
FR689850A FR689850DA FR689850A FR 689850 A FR689850 A FR 689850A FR 689850D A FR689850D A FR 689850DA FR 689850 A FR689850 A FR 689850A
Authority
FR
France
Prior art keywords
recording
reproducing sounds
sounds
reproducing
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
Jacques-Emile-Jules Languepin
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 FR689850A publication Critical patent/FR689850A/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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
FR689850D 1930-02-13 1930-02-13 Method of recording and reproducing sounds Expired FR689850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR689850T 1930-02-13

Publications (1)

Publication Number Publication Date
FR689850A true FR689850A (en) 1930-09-11

Family

ID=9027498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689850D Expired FR689850A (en) 1930-02-13 1930-02-13 Method of recording and reproducing sounds

Country Status (1)

Country Link
FR (1) FR689850A (en)

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