Slide display

Details Slide display Slide display

1976-07-21

1977-11-29

Pitrelli, John F.

Card, picture, or sign exhibiting

Check, label, or tag

Baggage checks

350140, G02B 702

Patent

active

040599132

ABSTRACT:
A foldable slide display of folded paperboard material which includes a folded back panel and a viewing box hingedly connected to the back panel for folding movement between an upright condition and a folded collapsed condition and wherein the viewing box includes a pattern of viewing openings in aligned relation and in registry with window openings suitable for displaying film so that when the device is folded into an open condition, the film may be observed through the viewing openings of the box and the box may include a slide with a magnifying glass for sliding movement therealong for enlarging the image seen on the film.

REFERENCES:
patent: 2553160 (1951-05-01), Arps
patent: 2809452 (1957-10-01), Brown
patent: 2986830 (1961-06-01), Underberg et al.
patent: 3557476 (1971-01-01), Kalb
patent: 3756699 (1973-09-01), Martin

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