FR994749A - Obturateurs d'appareils photographiques - Google Patents

Obturateurs d'appareils photographiques

Info

Publication number
FR994749A
FR994749A FR994749DA FR994749A FR 994749 A FR994749 A FR 994749A FR 994749D A FR994749D A FR 994749DA FR 994749 A FR994749 A FR 994749A
Authority
FR
France
Prior art keywords
camera shutters
shutters
camera
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
Robert Stell
Charles De Mesmay
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 FR994749A publication Critical patent/FR994749A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR994749D 1949-09-08 1949-09-08 Obturateurs d'appareils photographiques Expired FR994749A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR994749T 1949-09-08

Publications (1)

Publication Number Publication Date
FR994749A true FR994749A (fr) 1951-11-21

Family

ID=9556624

Family Applications (1)

Application Number Title Priority Date Filing Date
FR994749D Expired FR994749A (fr) 1949-09-08 1949-09-08 Obturateurs d'appareils photographiques

Country Status (1)

Country Link
FR (1) FR994749A (fr)

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