FR726029A - Perfectionnements apportés aux appareils cinématographiques - Google Patents

Perfectionnements apportés aux appareils cinématographiques

Info

Publication number
FR726029A
FR726029A FR726029DA FR726029A FR 726029 A FR726029 A FR 726029A FR 726029D A FR726029D A FR 726029DA FR 726029 A FR726029 A FR 726029A
Authority
FR
France
Prior art keywords
cinematographic
devices
cinematographic devices
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.)
PARENT DEVELOPING Co Ltd
Original Assignee
PARENT DEVELOPING Co Ltd
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 PARENT DEVELOPING Co Ltd filed Critical PARENT DEVELOPING Co Ltd
Application granted granted Critical
Publication of FR726029A publication Critical patent/FR726029A/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)
FR726029D 1931-11-03 1931-11-03 Perfectionnements apportés aux appareils cinématographiques Expired FR726029A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR726029T 1931-11-03

Publications (1)

Publication Number Publication Date
FR726029A true FR726029A (fr) 1932-05-21

Family

ID=9110446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR726029D Expired FR726029A (fr) 1931-11-03 1931-11-03 Perfectionnements apportés aux appareils cinématographiques

Country Status (1)

Country Link
FR (1) FR726029A (fr)

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