Card – picture – or sign exhibiting – Display card – Having a curved display panel
Patent
1973-08-29
1976-08-10
Sheer, Richard M.
Card, picture, or sign exhibiting
Display card
Having a curved display panel
401061, 353 27R, 353120, 355 54, 355 75, G09F 110
Patent
active
039733440
ABSTRACT:
A visual education system for making and viewing a multi-image film strip. The system includes a camera movable lengthwise and widthwise by a programming apparatus to expose on a film strip a plurality of discrete images; a viewing apparatus for projecting the discrete images on the film strip onto a viewing screen and a slide mount having adjacent rows of apertures therein for receiving the multi-image film strip. The slide mount includes a guide channel that cooperates with an aperture member of the viewing apparatus for projecting the discrete images on the film strip onto the viewing screen.
REFERENCES:
patent: 1987067 (1935-01-01), Leavitt
patent: 2348457 (1944-05-01), Drehs
patent: 2589680 (1952-03-01), Denny
patent: 2788705 (1957-04-01), Huebner
patent: 3494697 (1970-02-01), Nygaard
patent: 3547531 (1970-12-01), Wells
Multi-Slide Corporation Ltd.
Sheer Richard M.
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