FR582094A - Improvements in the construction of shutters with blades for cameras - Google Patents

Improvements in the construction of shutters with blades for cameras

Info

Publication number
FR582094A
FR582094A FR582094DA FR582094A FR 582094 A FR582094 A FR 582094A FR 582094D A FR582094D A FR 582094DA FR 582094 A FR582094 A FR 582094A
Authority
FR
France
Prior art keywords
shutters
cameras
blades
construction
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)
Inventor
Georges-Emile Labrely
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 FR582094A publication Critical patent/FR582094A/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
    • G03B9/46—Flap shutters pivoting about axis in plane of flap
    • G03B9/50—Louvre type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR582094D 1924-06-03 1924-06-03 Improvements in the construction of shutters with blades for cameras Expired FR582094A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR582094T 1924-06-03

Publications (1)

Publication Number Publication Date
FR582094A true FR582094A (en) 1924-12-11

Family

ID=8957799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR582094D Expired FR582094A (en) 1924-06-03 1924-06-03 Improvements in the construction of shutters with blades for cameras

Country Status (1)

Country Link
FR (1) FR582094A (en)

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