FR739585A - Improvement in devices for reproducing sounds recorded on cinematographic films - Google Patents

Improvement in devices for reproducing sounds recorded on cinematographic films

Info

Publication number
FR739585A
FR739585A FR739585DA FR739585A FR 739585 A FR739585 A FR 739585A FR 739585D A FR739585D A FR 739585DA FR 739585 A FR739585 A FR 739585A
Authority
FR
France
Prior art keywords
improvement
devices
sounds recorded
reproducing sounds
cinematographic 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)
Inventor
Charles-Edouard-Eu Delacommune
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.)
LE SYNCHRO CINE
Original Assignee
LE SYNCHRO CINE
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 LE SYNCHRO CINE filed Critical LE SYNCHRO CINE
Application granted granted Critical
Publication of FR739585A publication Critical patent/FR739585A/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)
FR739585D 1931-10-07 1931-10-07 Improvement in devices for reproducing sounds recorded on cinematographic films Expired FR739585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR739585T 1931-10-07

Publications (1)

Publication Number Publication Date
FR739585A true FR739585A (en) 1933-01-13

Family

ID=9132821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR739585D Expired FR739585A (en) 1931-10-07 1931-10-07 Improvement in devices for reproducing sounds recorded on cinematographic films

Country Status (1)

Country Link
FR (1) FR739585A (en)

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