FR667433A - Perfectionnements apportés aux appareils de projection cinématographique - Google Patents

Perfectionnements apportés aux appareils de projection cinématographique

Info

Publication number
FR667433A
FR667433A FR667433DA FR667433A FR 667433 A FR667433 A FR 667433A FR 667433D A FR667433D A FR 667433DA FR 667433 A FR667433 A FR 667433A
Authority
FR
France
Prior art keywords
projection devices
cinematographic projection
cinematographic
devices
projection
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
Ferdinand-Henri Hosselet
Rene-Georges Adam
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 FR667433A publication Critical patent/FR667433A/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
    • G03B1/18—Moving film strip by means which act on the film between the ends thereof
    • G03B1/20—Acting means
    • G03B1/34—Beaters
    • 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)
FR667433D 1929-01-15 1929-01-15 Perfectionnements apportés aux appareils de projection cinématographique Expired FR667433A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR667433T 1929-01-15

Publications (1)

Publication Number Publication Date
FR667433A true FR667433A (fr) 1929-10-16

Family

ID=9014410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR667433D Expired FR667433A (fr) 1929-01-15 1929-01-15 Perfectionnements apportés aux appareils de projection cinématographique

Country Status (1)

Country Link
FR (1) FR667433A (fr)

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