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FR651454A - Perfectionnements aux appareils cinématographiques - Google Patents

Perfectionnements aux appareils cinématographiques

Info

Publication number
FR651454A
FR651454A FR651454DA FR651454A FR 651454 A FR651454 A FR 651454A FR 651454D A FR651454D A FR 651454DA FR 651454 A FR651454 A FR 651454A
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
English (en)
Inventor
Etienne Oehmichen
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 FR651454A publication Critical patent/FR651454A/fr
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
    • G03B1/00—Film strip handling
    • G03B1/02—Moving film strip by pull on end thereof
    • G03B1/04—Pull exerted by take-up spool
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR651454D 1927-09-06 1927-09-06 Perfectionnements aux appareils cinématographiques Expired FR651454A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR651454T 1927-09-06

Publications (1)

Publication Number Publication Date
FR651454A true FR651454A (fr) 1929-02-19

Family

ID=9004654

Family Applications (1)

Application Number Title Priority Date Filing Date
FR651454D Expired FR651454A (fr) 1927-09-06 1927-09-06 Perfectionnements aux appareils cinématographiques

Country Status (1)

Country Link
FR (1) FR651454A (fr)

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