FR506809A - Obturateur photographique - Google Patents

Obturateur photographique

Info

Publication number
FR506809A
FR506809A FR506809A FR506809DA FR506809A FR 506809 A FR506809 A FR 506809A FR 506809 A FR506809 A FR 506809A FR 506809D A FR506809D A FR 506809DA FR 506809 A FR506809 A FR 506809A
Authority
FR
France
Prior art keywords
photographic shutter
photographic
shutter
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
FR506809A
Other languages
English (en)
Inventor
Andre Brizet
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.)
ANDRE BRIZET
Original Assignee
ANDRE BRIZET
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 ANDRE BRIZET filed Critical ANDRE BRIZET
Application granted granted Critical
Publication of FR506809A publication Critical patent/FR506809A/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
    • G03B9/08—Shutters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR506809A 1919-12-01 1919-12-01 Obturateur photographique Expired FR506809A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR506809T 1919-12-01

Publications (1)

Publication Number Publication Date
FR506809A true FR506809A (fr) 1920-08-31

Family

ID=8909348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR506809A Expired FR506809A (fr) 1919-12-01 1919-12-01 Obturateur photographique

Country Status (1)

Country Link
FR (1) FR506809A (fr)

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