FR856343A - Obturateur photographique perfectionné - Google Patents

Obturateur photographique perfectionné

Info

Publication number
FR856343A
FR856343A FR856343DA FR856343A FR 856343 A FR856343 A FR 856343A FR 856343D A FR856343D A FR 856343DA FR 856343 A FR856343 A FR 856343A
Authority
FR
France
Prior art keywords
photographic shutter
advanced photographic
advanced
shutter
photographic
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 by Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR856343A publication Critical patent/FR856343A/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
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR856343D 1938-04-30 1939-04-15 Obturateur photographique perfectionné Expired FR856343A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US856343XA 1938-04-30 1938-04-30

Publications (1)

Publication Number Publication Date
FR856343A true FR856343A (fr) 1940-06-11

Family

ID=22192925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR856343D Expired FR856343A (fr) 1938-04-30 1939-04-15 Obturateur photographique perfectionné

Country Status (1)

Country Link
FR (1) FR856343A (fr)

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