FR922700A - Appareil photographique - Google Patents

Appareil photographique

Info

Publication number
FR922700A
FR922700A FR922700DA FR922700A FR 922700 A FR922700 A FR 922700A FR 922700D A FR922700D A FR 922700DA FR 922700 A FR922700 A FR 922700A
Authority
FR
France
Prior art keywords
camera
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)
Inventor
Marcel-Marie-Maurice Billon
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 FR922700A publication Critical patent/FR922700A/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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR922700D 1946-02-22 1946-02-22 Appareil photographique Expired FR922700A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR922700T 1946-02-22

Publications (1)

Publication Number Publication Date
FR922700A true FR922700A (fr) 1947-06-16

Family

ID=9438175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR922700D Expired FR922700A (fr) 1946-02-22 1946-02-22 Appareil photographique

Country Status (1)

Country Link
FR (1) FR922700A (fr)

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