FR1444E - Automatic release device for photographic shutters - Google Patents

Automatic release device for photographic shutters

Info

Publication number
FR1444E
FR1444E FR1444DA FR1444E FR 1444 E FR1444 E FR 1444E FR 1444D A FR1444D A FR 1444DA FR 1444 E FR1444 E FR 1444E
Authority
FR
France
Prior art keywords
release device
automatic release
photographic shutters
shutters
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)
Inventor
Friedrich Brueck
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR1444E publication Critical patent/FR1444E/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B9/00Exposure-making shutters; Diaphragms
    • G03B9/58Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1444D 1902-02-08 1903-02-04 Automatic release device for photographic shutters Expired FR1444E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR318524T 1902-02-08
FR1444T 1903-02-04

Publications (1)

Publication Number Publication Date
FR1444E true FR1444E (en) 1903-07-31

Family

ID=1343560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1444D Expired FR1444E (en) 1902-02-08 1903-02-04 Automatic release device for photographic shutters

Country Status (1)

Country Link
FR (1) FR1444E (en)

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