FR945137A - Improvements to photographic shutters - Google Patents

Improvements to photographic shutters

Info

Publication number
FR945137A
FR945137A FR945137DA FR945137A FR 945137 A FR945137 A FR 945137A FR 945137D A FR945137D A FR 945137DA FR 945137 A FR945137 A FR 945137A
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 FR945137A publication Critical patent/FR945137A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B9/00Exposure-making shutters; Diaphragms
    • G03B9/08Shutters
    • G03B9/36Sliding rigid plate
    • G03B9/40Double plate
    • G03B9/42Double plate with adjustable slot; with mechanism controlling relative movement of plates to form slot

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR945137D 1940-01-04 1945-08-03 Improvements to photographic shutters Expired FR945137A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US945137XA 1940-01-04 1940-01-04

Publications (1)

Publication Number Publication Date
FR945137A true FR945137A (en) 1949-04-26

Family

ID=22245606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR945137D Expired FR945137A (en) 1940-01-04 1945-08-03 Improvements to photographic shutters

Country Status (1)

Country Link
FR (1) FR945137A (en)

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