FR370550A - Improvements to camera shutters - Google Patents

Improvements to camera shutters

Info

Publication number
FR370550A
FR370550A FR370550A FR370550DA FR370550A FR 370550 A FR370550 A FR 370550A FR 370550 A FR370550 A FR 370550A FR 370550D A FR370550D A FR 370550DA FR 370550 A FR370550 A FR 370550A
Authority
FR
France
Prior art keywords
camera shutters
shutters
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
FR370550A
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.)
THORNTON PICKARD Manufacturing CO Ltd
Original Assignee
THORNTON PICKARD Manufacturing CO Ltd
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 THORNTON PICKARD Manufacturing CO Ltd filed Critical THORNTON PICKARD Manufacturing CO Ltd
Application granted granted Critical
Publication of FR370550A publication Critical patent/FR370550A/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)
FR370550A 1905-10-14 1906-10-01 Improvements to camera shutters Expired FR370550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB370550X 1905-10-14

Publications (1)

Publication Number Publication Date
FR370550A true FR370550A (en) 1907-02-11

Family

ID=1417466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR370550A Expired FR370550A (en) 1905-10-14 1906-10-01 Improvements to camera shutters

Country Status (1)

Country Link
FR (1) FR370550A (en)

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