FR313153A - - Google Patents

Info

Publication number
FR313153A
FR313153A FR313153DA FR313153A FR 313153 A FR313153 A FR 313153A FR 313153D A FR313153D A FR 313153DA FR 313153 A FR313153 A FR 313153A
Authority
FR
France
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.)
Active
Application number
Publication of FR313153A publication Critical patent/FR313153A/fr
Active legal-status Critical Current

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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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR313153D Active FR313153A (fr)

Publications (1)

Publication Number Publication Date
FR313153A true FR313153A (fr)

Family

ID=1368070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR313153D Active FR313153A (fr)

Country Status (1)

Country Link
FR (1) FR313153A (fr)

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Publication Publication Date Title
FR313153A (fr)