Film viewer

Details Film viewer Film viewer

1976-10-19

1978-04-04

Pitrelli, John F.

Card, picture, or sign exhibiting

Photographic transparency viewer, e.g., x-ray viewer

Hand held slide viewer

352129, G03B 110

Patent

active

040819205

ABSTRACT:
A film viewer wherein a housing is provided with a viewing window, a film holder is removably positionable in the housing spaced from the window, and illuminating means provided in the housing for passing light through the film holder to the window.

REFERENCES:
patent: 1559665 (1925-11-01), Beery et al.
patent: 2502178 (1950-03-01), Skupien
patent: 2631390 (1953-03-01), Dorogoff
patent: 3229397 (1966-01-01), Shaw
patent: 3583086 (1971-06-01), Fine

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