FR929918A - Dispositif auxiliaire des opérateurs de cinémas, basé sur la variation de la largeur des films - Google Patents

Dispositif auxiliaire des opérateurs de cinémas, basé sur la variation de la largeur des films

Info

Publication number
FR929918A
FR929918A FR929918DA FR929918A FR 929918 A FR929918 A FR 929918A FR 929918D A FR929918D A FR 929918DA FR 929918 A FR929918 A FR 929918A
Authority
FR
France
Prior art keywords
variation
auxiliary device
film width
theater operators
theater
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
Jean Allene
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 FR929918A publication Critical patent/FR929918A/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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/08—Trick photography

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR929918D 1945-03-30 1945-03-30 Dispositif auxiliaire des opérateurs de cinémas, basé sur la variation de la largeur des films Expired FR929918A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR929918T 1945-03-30

Publications (1)

Publication Number Publication Date
FR929918A true FR929918A (fr) 1948-01-12

Family

ID=9442760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929918D Expired FR929918A (fr) 1945-03-30 1945-03-30 Dispositif auxiliaire des opérateurs de cinémas, basé sur la variation de la largeur des films

Country Status (1)

Country Link
FR (1) FR929918A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776625A (en) * 1972-07-27 1973-12-04 Ponder & Best Condition responsive alert signal for a movie camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776625A (en) * 1972-07-27 1973-12-04 Ponder & Best Condition responsive alert signal for a movie camera

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