FR1001139A - Advanced self-timer for photographic shutter - Google Patents

Advanced self-timer for photographic shutter

Info

Publication number
FR1001139A
FR1001139A FR1001139DA FR1001139A FR 1001139 A FR1001139 A FR 1001139A FR 1001139D A FR1001139D A FR 1001139DA FR 1001139 A FR1001139 A FR 1001139A
Authority
FR
France
Prior art keywords
timer
photographic shutter
advanced self
advanced
self
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
Arsene Gitzhoven
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 FR1001139A publication Critical patent/FR1001139A/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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1001139D 1949-12-09 1949-12-09 Advanced self-timer for photographic shutter Expired FR1001139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1001139T 1949-12-09

Publications (1)

Publication Number Publication Date
FR1001139A true FR1001139A (en) 1952-02-20

Family

ID=9560927

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1001139D Expired FR1001139A (en) 1949-12-09 1949-12-09 Advanced self-timer for photographic shutter

Country Status (1)

Country Link
FR (1) FR1001139A (en)

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