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FR428823A - Perfectionnements aux bioscopes portatifs - Google Patents

Perfectionnements aux bioscopes portatifs

Info

Publication number
FR428823A
FR428823A FR428823DA FR428823A FR 428823 A FR428823 A FR 428823A FR 428823D A FR428823D A FR 428823DA FR 428823 A FR428823 A FR 428823A
Authority
FR
France
Prior art keywords
bioscopes
portable
portable bioscopes
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)
Inventor
Louis Percy Linden
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 FR428823A publication Critical patent/FR428823A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/50—Control devices operated by the film strip during the run

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR428823D 1910-09-26 1911-04-22 Perfectionnements aux bioscopes portatifs Expired FR428823A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB428823X 1910-09-26

Publications (1)

Publication Number Publication Date
FR428823A true FR428823A (fr) 1911-09-08

Family

ID=1471188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR428823D Expired FR428823A (fr) 1910-09-26 1911-04-22 Perfectionnements aux bioscopes portatifs

Country Status (1)

Country Link
FR (1) FR428823A (fr)

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