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FR689628A - Improvements to the processes for obtaining sound films - Google Patents

Improvements to the processes for obtaining sound films

Info

Publication number
FR689628A
FR689628A FR689628DA FR689628A FR 689628 A FR689628 A FR 689628A FR 689628D A FR689628D A FR 689628DA FR 689628 A FR689628 A FR 689628A
Authority
FR
France
Prior art keywords
processes
obtaining sound
sound films
films
obtaining
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.)
KUCHENMEISTER S INTERNATIONALE
Original Assignee
KUCHENMEISTER S INTERNATIONALE
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 KUCHENMEISTER S INTERNATIONALE filed Critical KUCHENMEISTER S INTERNATIONALE
Application granted granted Critical
Publication of FR689628A publication Critical patent/FR689628A/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
    • G03B31/04—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is not on, but is synchronised with, a moving-picture film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR689628D 1929-02-12 1930-02-08 Improvements to the processes for obtaining sound films Expired FR689628A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE689628X 1929-02-12

Publications (1)

Publication Number Publication Date
FR689628A true FR689628A (en) 1930-09-09

Family

ID=6598759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689628D Expired FR689628A (en) 1929-02-12 1930-02-08 Improvements to the processes for obtaining sound films

Country Status (1)

Country Link
FR (1) FR689628A (en)

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