FR797598A - Automatic photographic shutter - Google Patents

Automatic photographic shutter

Info

Publication number
FR797598A
FR797598A FR797598DA FR797598A FR 797598 A FR797598 A FR 797598A FR 797598D A FR797598D A FR 797598DA FR 797598 A FR797598 A FR 797598A
Authority
FR
France
Prior art keywords
photographic shutter
automatic photographic
automatic
shutter
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.)
Hittech Prontor GmbH
Original Assignee
Alfred Gauthier GmbH
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 Alfred Gauthier GmbH filed Critical Alfred Gauthier GmbH
Application granted granted Critical
Publication of FR797598A publication Critical patent/FR797598A/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)
FR797598D 1934-11-09 1935-11-08 Automatic photographic shutter Expired FR797598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE797598X 1934-11-09

Publications (1)

Publication Number Publication Date
FR797598A true FR797598A (en) 1936-04-29

Family

ID=6711206

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797598D Expired FR797598A (en) 1934-11-09 1935-11-08 Automatic photographic shutter

Country Status (1)

Country Link
FR (1) FR797598A (en)

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