FR431048A - Improvements in cinematographs - Google Patents

Improvements in cinematographs

Info

Publication number
FR431048A
FR431048A FR431048DA FR431048A FR 431048 A FR431048 A FR 431048A FR 431048D A FR431048D A FR 431048DA FR 431048 A FR431048 A FR 431048A
Authority
FR
France
Prior art keywords
cinematographs
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
Joseph Bonhomme
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 FR431048A publication Critical patent/FR431048A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/40—Eliminating or reducing effect of flicker

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR431048D 1910-08-30 1910-08-30 Improvements in cinematographs Expired FR431048A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR431048T 1910-08-30

Publications (1)

Publication Number Publication Date
FR431048A true FR431048A (en) 1911-10-30

Family

ID=1473242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR431048D Expired FR431048A (en) 1910-08-30 1910-08-30 Improvements in cinematographs

Country Status (1)

Country Link
FR (1) FR431048A (en)

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