FR478214A - Perfectionnements aux cinématographes - Google Patents

Perfectionnements aux cinématographes

Info

Publication number
FR478214A
FR478214A FR478214DA FR478214A FR 478214 A FR478214 A FR 478214A FR 478214D A FR478214D A FR 478214DA FR 478214 A FR478214 A FR 478214A
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
English (en)
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.)
ADFILM Co
Original Assignee
ADFILM Co
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 ADFILM Co filed Critical ADFILM Co
Application granted granted Critical
Publication of FR478214A publication Critical patent/FR478214A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR478214D 1915-03-31 1915-03-31 Perfectionnements aux cinématographes Expired FR478214A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR478214T 1915-03-31

Publications (1)

Publication Number Publication Date
FR478214A true FR478214A (fr) 1915-11-29

Family

ID=1515767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR478214D Expired FR478214A (fr) 1915-03-31 1915-03-31 Perfectionnements aux cinématographes

Country Status (1)

Country Link
FR (1) FR478214A (fr)

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