BE758158A - Perfectionnements aux projecteurs de diapositives - Google Patents

Perfectionnements aux projecteurs de diapositives

Info

Publication number
BE758158A
BE758158A BE758158DA BE758158A BE 758158 A BE758158 A BE 758158A BE 758158D A BE758158D A BE 758158DA BE 758158 A BE758158 A BE 758158A
Authority
BE
Belgium
Prior art keywords
slide projector
projector
slide
projector improvements
Prior art date
Application number
Other languages
English (en)
Inventor
E Denis
L De Bondt
Original Assignee
Gaf Corp
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.)
Publication date
Publication of BE758158A publication Critical patent/BE758158A/fr

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
    • G03B23/044—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement whereby the pictures are returned to the same magazines after projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
BE758158D 1970-10-28 Perfectionnements aux projecteurs de diapositives BE758158A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE758158 1970-10-28

Publications (1)

Publication Number Publication Date
BE758158A true BE758158A (fr) 1971-04-28

Family

ID=3857208

Family Applications (1)

Application Number Title Priority Date Filing Date
BE758158D BE758158A (fr) 1970-10-28 Perfectionnements aux projecteurs de diapositives

Country Status (1)

Country Link
BE (1) BE758158A (fr)

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