FR1032321A - Process for the manufacture of films for photographic purposes and for magnetic sound recordings - Google Patents

Process for the manufacture of films for photographic purposes and for magnetic sound recordings

Info

Publication number
FR1032321A
FR1032321A FR1032321DA FR1032321A FR 1032321 A FR1032321 A FR 1032321A FR 1032321D A FR1032321D A FR 1032321DA FR 1032321 A FR1032321 A FR 1032321A
Authority
FR
France
Prior art keywords
films
manufacture
sound recordings
magnetic sound
photographic purposes
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Klangfilm GmbH
Original Assignee
Klangfilm GmbH
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 by Klangfilm GmbH filed Critical Klangfilm GmbH
Application granted granted Critical
Publication of FR1032321A publication Critical patent/FR1032321A/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
FR1032321D 1951-02-12 1951-02-12 Process for the manufacture of films for photographic purposes and for magnetic sound recordings Expired FR1032321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1032321T 1951-02-12

Publications (1)

Publication Number Publication Date
FR1032321A true FR1032321A (en) 1953-07-01

Family

ID=9583714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1032321D Expired FR1032321A (en) 1951-02-12 1951-02-12 Process for the manufacture of films for photographic purposes and for magnetic sound recordings

Country Status (1)

Country Link
FR (1) FR1032321A (en)

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