FR662424A - Improvements to doors and corridors of cinematographs - Google Patents

Improvements to doors and corridors of cinematographs

Info

Publication number
FR662424A
FR662424A FR662424DA FR662424A FR 662424 A FR662424 A FR 662424A FR 662424D A FR662424D A FR 662424DA FR 662424 A FR662424 A FR 662424A
Authority
FR
France
Prior art keywords
cinematographs
corridors
doors
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
Maurice Couade
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 FR662424A publication Critical patent/FR662424A/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)
FR662424D 1928-10-17 1928-10-17 Improvements to doors and corridors of cinematographs Expired FR662424A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR662424T 1928-10-17

Publications (1)

Publication Number Publication Date
FR662424A true FR662424A (en) 1929-08-07

Family

ID=9011503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR662424D Expired FR662424A (en) 1928-10-17 1928-10-17 Improvements to doors and corridors of cinematographs

Country Status (1)

Country Link
FR (1) FR662424A (en)

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