FR626790A - Automatic projection device - Google Patents

Automatic projection device

Info

Publication number
FR626790A
FR626790A FR626790DA FR626790A FR 626790 A FR626790 A FR 626790A FR 626790D A FR626790D A FR 626790DA FR 626790 A FR626790 A FR 626790A
Authority
FR
France
Prior art keywords
projection device
automatic projection
automatic
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
French (fr)
Inventor
Alfred Simonet
Athanase Gilly
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 FR626790A publication Critical patent/FR626790A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor
    • G03B23/04—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor with linear movement
    • G03B23/042—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor with linear movement whereby the picture is not returned to the same stock after projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR626790D 1926-12-28 1926-12-28 Automatic projection device Expired FR626790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR626790T 1926-12-28

Publications (1)

Publication Number Publication Date
FR626790A true FR626790A (en) 1927-09-12

Family

ID=8988611

Family Applications (1)

Application Number Title Priority Date Filing Date
FR626790D Expired FR626790A (en) 1926-12-28 1926-12-28 Automatic projection device

Country Status (1)

Country Link
FR (1) FR626790A (en)

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