FR692891A - Improvements to combined cinematographic and sound films and their manufacturing process - Google Patents

Improvements to combined cinematographic and sound films and their manufacturing process

Info

Publication number
FR692891A
FR692891A FR692891DA FR692891A FR 692891 A FR692891 A FR 692891A FR 692891D A FR692891D A FR 692891DA FR 692891 A FR692891 A FR 692891A
Authority
FR
France
Prior art keywords
cinematographic
combined
manufacturing process
sound films
films
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR692891A publication Critical patent/FR692891A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR692891D 1929-03-30 1930-03-28 Improvements to combined cinematographic and sound films and their manufacturing process Expired FR692891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US692891XA 1929-03-30 1929-03-30

Publications (1)

Publication Number Publication Date
FR692891A true FR692891A (en) 1930-11-12

Family

ID=22087967

Family Applications (1)

Application Number Title Priority Date Filing Date
FR692891D Expired FR692891A (en) 1929-03-30 1930-03-28 Improvements to combined cinematographic and sound films and their manufacturing process

Country Status (1)

Country Link
FR (1) FR692891A (en)

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