FR794497A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR794497A
FR794497A FR794497DA FR794497A FR 794497 A FR794497 A FR 794497A FR 794497D A FR794497D A FR 794497DA FR 794497 A FR794497 A FR 794497A
Authority
FR
France
Prior art keywords
cinematographic
devices
cinematographic devices
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 FR794497A publication Critical patent/FR794497A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/43—Driving mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR794497D 1934-08-31 1935-08-31 Improvements to cinematographic devices Expired FR794497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US794497XA 1934-08-31 1934-08-31

Publications (1)

Publication Number Publication Date
FR794497A true FR794497A (en) 1936-02-18

Family

ID=22150641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR794497D Expired FR794497A (en) 1934-08-31 1935-08-31 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR794497A (en)

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