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FR942828A - Perfectionnements aux obturateurs photographiques - Google Patents

Perfectionnements aux obturateurs photographiques

Info

Publication number
FR942828A
FR942828A FR942828DA FR942828A FR 942828 A FR942828 A FR 942828A FR 942828D A FR942828D A FR 942828DA FR 942828 A FR942828 A FR 942828A
Authority
FR
France
Prior art keywords
photographic shutters
shutters
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 FR942828A publication Critical patent/FR942828A/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
    • G03B9/20—More than two members each moving in a single direction first to open and then to reclose

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR942828D 1943-06-03 1946-05-21 Perfectionnements aux obturateurs photographiques Expired FR942828A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US942828XA 1943-06-03 1943-06-03

Publications (1)

Publication Number Publication Date
FR942828A true FR942828A (fr) 1949-02-18

Family

ID=22244228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942828D Expired FR942828A (fr) 1943-06-03 1946-05-21 Perfectionnements aux obturateurs photographiques

Country Status (1)

Country Link
FR (1) FR942828A (fr)

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