FR944288A - Improvements to photographic shutters - Google Patents

Improvements to photographic shutters

Info

Publication number
FR944288A
FR944288A FR944288DA FR944288A FR 944288 A FR944288 A FR 944288A FR 944288D A FR944288D A FR 944288DA FR 944288 A FR944288 A FR 944288A
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
French (fr)
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 FR944288A publication Critical patent/FR944288A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/26—Blade or disc rotating or pivoting about axis normal to its plane incorporating cover blade or blades

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR944288D 1945-10-12 1946-09-26 Improvements to photographic shutters Expired FR944288A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US944288XA 1945-10-12 1945-10-12

Publications (1)

Publication Number Publication Date
FR944288A true FR944288A (en) 1949-03-31

Family

ID=22245136

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944288D Expired FR944288A (en) 1945-10-12 1946-09-26 Improvements to photographic shutters

Country Status (1)

Country Link
FR (1) FR944288A (en)

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