FR637950A - Improvements to cinematographic devices - Google Patents

Improvements to cinematographic devices

Info

Publication number
FR637950A
FR637950A FR637950DA FR637950A FR 637950 A FR637950 A FR 637950A FR 637950D A FR637950D A FR 637950DA FR 637950 A FR637950 A FR 637950A
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
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 FR637950A publication Critical patent/FR637950A/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
    • G03B1/56—Threading; Loop forming

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR637950D 1926-11-25 1926-11-25 Improvements to cinematographic devices Expired FR637950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR637950T 1926-11-25

Publications (1)

Publication Number Publication Date
FR637950A true FR637950A (en) 1928-05-11

Family

ID=8995676

Family Applications (1)

Application Number Title Priority Date Filing Date
FR637950D Expired FR637950A (en) 1926-11-25 1926-11-25 Improvements to cinematographic devices

Country Status (1)

Country Link
FR (1) FR637950A (en)

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