Slide sorter and viewer

Details Slide sorter and viewer Slide sorter and viewer

1988-07-05

1989-08-22

Mancene, Gene

Card, picture, or sign exhibiting

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

Portable slide viewer

40361, G02B 2702

Patent

active

048583561

ABSTRACT:
A device for the simultaneous viewing of numerous photographic slides has two rows of periodic ridges spaced parallel to each other. The ridges are shaped so that one can grasp a stack of slides between the thumb and forefinger and spread them along the ridges in a single sweeping motion. In one embodiment, a light source is included in between the ridges.

REFERENCES:
patent: 2849814 (1958-09-01), Rideout
patent: 2908094 (1959-10-01), Mast
patent: 3200523 (1965-08-01), Zagel
patent: 3217436 (1965-11-01), Van Wormer, Jr.
patent: 3419984 (1969-01-01), Sakamoto
patent: 4226038 (1980-10-01), Ashworth

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