FR647687A - Film for recording and reproducing sound and images - Google Patents

Film for recording and reproducing sound and images

Info

Publication number
FR647687A
FR647687A FR647687DA FR647687A FR 647687 A FR647687 A FR 647687A FR 647687D A FR647687D A FR 647687DA FR 647687 A FR647687 A FR 647687A
Authority
FR
France
Prior art keywords
images
recording
film
reproducing sound
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
Heinrich Kuchenmeister
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 FR647687A publication Critical patent/FR647687A/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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties
    • 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
    • G11B5/78—Tape carriers
FR647687D 1927-02-07 1928-01-25 Film for recording and reproducing sound and images Expired FR647687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE647687X 1927-02-07

Publications (1)

Publication Number Publication Date
FR647687A true FR647687A (en) 1928-11-27

Family

ID=6581022

Family Applications (1)

Application Number Title Priority Date Filing Date
FR647687D Expired FR647687A (en) 1927-02-07 1928-01-25 Film for recording and reproducing sound and images

Country Status (1)

Country Link
FR (1) FR647687A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE965665C (en) * 1952-07-25 1957-06-13 Siemens Ag Combined optical sound and magnetic sound film, in particular narrow-tone picture film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE965665C (en) * 1952-07-25 1957-06-13 Siemens Ag Combined optical sound and magnetic sound film, in particular narrow-tone picture film

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