FR450437A - Groupe cinématographique électrique - Google Patents

Groupe cinématographique électrique

Info

Publication number
FR450437A
FR450437A FR450437DA FR450437A FR 450437 A FR450437 A FR 450437A FR 450437D A FR450437D A FR 450437DA FR 450437 A FR450437 A FR 450437A
Authority
FR
France
Prior art keywords
film group
electric film
electric
group
film
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
Georges Mendel
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 FR450437A publication Critical patent/FR450437A/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
    • 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
    • G03B21/20—Lamp housings
    • G03B21/2053—Intensity control of illuminating light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR450437D 1912-11-11 1912-11-11 Groupe cinématographique électrique Expired FR450437A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR450437T 1912-11-11

Publications (1)

Publication Number Publication Date
FR450437A true FR450437A (fr) 1913-03-25

Family

ID=1490859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450437D Expired FR450437A (fr) 1912-11-11 1912-11-11 Groupe cinématographique électrique

Country Status (1)

Country Link
FR (1) FR450437A (fr)

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