FR736353A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR736353A
FR736353A FR736353DA FR736353A FR 736353 A FR736353 A FR 736353A FR 736353D A FR736353D A FR 736353DA FR 736353 A FR736353 A FR 736353A
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)
Inventor
Paul-Ange-Marie Le Blay
Gaston Le Blay
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 filed Critical
Application granted granted Critical
Publication of FR736353A publication Critical patent/FR736353A/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
    • G03B21/44—Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed
    • G03B21/48—Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed for altering frame speed; for regulating constancy of film speed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR736353D 1931-08-22 1931-08-22 Improvements to cinematographic devices Expired FR736353A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR736353T 1931-08-22

Publications (1)

Publication Number Publication Date
FR736353A true FR736353A (en) 1932-11-23

Family

ID=9131119

Family Applications (1)

Application Number Title Priority Date Filing Date
FR736353D Expired FR736353A (en) 1931-08-22 1931-08-22 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR736353A (en)

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