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FR614494A - Fixed and automatic projection device - Google Patents

Fixed and automatic projection device

Info

Publication number
FR614494A
FR614494A FR614494DA FR614494A FR 614494 A FR614494 A FR 614494A FR 614494D A FR614494D A FR 614494DA FR 614494 A FR614494 A FR 614494A
Authority
FR
France
Prior art keywords
fixed
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
Lucien Laurent
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 FR614494A publication Critical patent/FR614494A/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
    • G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
    • G03B23/12—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier
    • G03B23/125—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier the pictures being attached to a chain or linked up to form a chain

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR614494D 1926-04-14 1926-04-14 Fixed and automatic projection device Expired FR614494A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR614494T 1926-04-14

Publications (1)

Publication Number Publication Date
FR614494A true FR614494A (en) 1926-12-15

Family

ID=8980255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR614494D Expired FR614494A (en) 1926-04-14 1926-04-14 Fixed and automatic projection device

Country Status (1)

Country Link
FR (1) FR614494A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563893A (en) * 1948-11-17 1951-08-14 Vitarama Corp Apparatus for holding and guiding a chain of slides for successive display

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563893A (en) * 1948-11-17 1951-08-14 Vitarama Corp Apparatus for holding and guiding a chain of slides for successive display

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