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FR892456A - Appareil de projection lumineuse - Google Patents

Appareil de projection lumineuse

Info

Publication number
FR892456A
FR892456A FR892456DA FR892456A FR 892456 A FR892456 A FR 892456A FR 892456D A FR892456D A FR 892456DA FR 892456 A FR892456 A FR 892456A
Authority
FR
France
Prior art keywords
projection device
light projection
light
projection
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
Rodolphe Pechkranz
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 filed Critical
Application granted granted Critical
Publication of FR892456A publication Critical patent/FR892456A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor
    • G03B23/04—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement
    • G03B23/048—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement with horizontally sliding mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR892456D 1941-10-28 1942-10-15 Appareil de projection lumineuse Expired FR892456A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH892456X 1941-10-28

Publications (1)

Publication Number Publication Date
FR892456A true FR892456A (fr) 1944-04-07

Family

ID=4545900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR892456D Expired FR892456A (fr) 1941-10-28 1942-10-15 Appareil de projection lumineuse

Country Status (1)

Country Link
FR (1) FR892456A (fr)

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