FR362011A - Obturateur à rideau central - Google Patents

Obturateur à rideau central

Info

Publication number
FR362011A
FR362011A FR362011DA FR362011A FR 362011 A FR362011 A FR 362011A FR 362011D A FR362011D A FR 362011DA FR 362011 A FR362011 A FR 362011A
Authority
FR
France
Prior art keywords
curtain shutter
central curtain
central
shutter
curtain
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)
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.)
ROMANET ET GUILBERT SOC
Original Assignee
ROMANET ET GUILBERT SOC
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 ROMANET ET GUILBERT SOC filed Critical ROMANET ET GUILBERT SOC
Application granted granted Critical
Publication of FR362011A publication Critical patent/FR362011A/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)
FR362011D 1905-12-20 1905-12-20 Obturateur à rideau central Expired FR362011A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR362011T 1905-12-20

Publications (1)

Publication Number Publication Date
FR362011A true FR362011A (fr) 1907-02-09

Family

ID=1409612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR362011D Expired FR362011A (fr) 1905-12-20 1905-12-20 Obturateur à rideau central

Country Status (1)

Country Link
FR (1) FR362011A (fr)

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