FR570069A - Improvements in cinema film training devices - Google Patents

Improvements in cinema film training devices

Info

Publication number
FR570069A
FR570069A FR570069DA FR570069A FR 570069 A FR570069 A FR 570069A FR 570069D A FR570069D A FR 570069DA FR 570069 A FR570069 A FR 570069A
Authority
FR
France
Prior art keywords
training devices
cinema film
film training
cinema
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
Henri Collard
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 FR570069A publication Critical patent/FR570069A/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
    • 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
    • G03B1/32—Friction grippers or rollers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR570069D 1923-08-24 1923-08-24 Improvements in cinema film training devices Expired FR570069A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR570069T 1923-08-24

Publications (1)

Publication Number Publication Date
FR570069A true FR570069A (en) 1924-04-23

Family

ID=8949595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR570069D Expired FR570069A (en) 1923-08-24 1923-08-24 Improvements in cinema film training devices

Country Status (1)

Country Link
FR (1) FR570069A (en)

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