FR787490A - Device for the continuous recording and reproduction of photographic sound tracks parallel to the edges of a film in the form of an endless strip - Google Patents

Device for the continuous recording and reproduction of photographic sound tracks parallel to the edges of a film in the form of an endless strip

Info

Publication number
FR787490A
FR787490A FR787490DA FR787490A FR 787490 A FR787490 A FR 787490A FR 787490D A FR787490D A FR 787490DA FR 787490 A FR787490 A FR 787490A
Authority
FR
France
Prior art keywords
reproduction
edges
film
continuous recording
sound tracks
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
Von Mihaly Denes
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 FR787490A publication Critical patent/FR787490A/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
FR787490D 1934-03-21 1935-03-18 Device for the continuous recording and reproduction of photographic sound tracks parallel to the edges of a film in the form of an endless strip Expired FR787490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE787490X 1934-03-21

Publications (1)

Publication Number Publication Date
FR787490A true FR787490A (en) 1935-09-23

Family

ID=6699266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787490D Expired FR787490A (en) 1934-03-21 1935-03-18 Device for the continuous recording and reproduction of photographic sound tracks parallel to the edges of a film in the form of an endless strip

Country Status (1)

Country Link
FR (1) FR787490A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003339A1 (en) * 1978-01-23 1979-08-08 BASF Aktiengesellschaft Device for the precise positioning of a transducing head in recording systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003339A1 (en) * 1978-01-23 1979-08-08 BASF Aktiengesellschaft Device for the precise positioning of a transducing head in recording systems
US4275427A (en) * 1978-01-23 1981-06-23 Basf Aktiengesellschaft Transducer positioning apparatus

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