Copy viewer

Details Copy viewer Copy viewer

1990-02-20

1991-10-01

Cuchlinski, Jr., William A.

Optics: image projectors

Projected image combined with real object

353 22, 353 98, 353 30, 353DIG5, 40341, 40348, 356392, 356291, B41J 1300

Patent

active

050527975

ABSTRACT:
A copy viewer having a support stand for holding material to be copied in a viewing position and a "see-through" display device for displaying copied material directly over the material to be copied.

REFERENCES:
patent: 1840920 (1932-01-01), Spaulding
patent: 2155248 (1939-04-01), Adams
patent: 2861357 (1958-11-01), Knutsen
patent: 3297822 (1967-01-01), Braid
patent: 3460894 (1969-08-01), Khalil
patent: 3631396 (1971-12-01), Spertus
patent: 3837740 (1974-09-01), Johnson
patent: 4408850 (1983-10-01), Norek

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