FR28063E - Device for photographic recording of acoustic vibrations - Google Patents

Device for photographic recording of acoustic vibrations

Info

Publication number
FR28063E
FR28063E FR28063DA FR28063E FR 28063 E FR28063 E FR 28063E FR 28063D A FR28063D A FR 28063DA FR 28063 E FR28063 E FR 28063E
Authority
FR
France
Prior art keywords
acoustic vibrations
photographic recording
photographic
recording
vibrations
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
Roger Saint-Martin
Andre-Paul Serf
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 FR28063E publication Critical patent/FR28063E/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
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
FR28063D 1923-03-19 1923-03-19 Device for photographic recording of acoustic vibrations Expired FR28063E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR28063T 1923-03-19

Publications (1)

Publication Number Publication Date
FR28063E true FR28063E (en) 1925-01-14

Family

ID=8666291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR28063D Expired FR28063E (en) 1923-03-19 1923-03-19 Device for photographic recording of acoustic vibrations

Country Status (1)

Country Link
FR (1) FR28063E (en)

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