Inventor

KOOPMANN ADOLF

5 patents

Patents

5 patents

US4754306AJun 28, 1988

Microfilm reading and reverse enlarging apparatus

AGFA GEVAERT AG3 citations59

US4120574AOct 17, 1978

Portable microfilm reader

AGFA GEVAERT AG5 citations59

US4131348ADec 26, 1978

Collapsible microfilm reader

AGFA GEVAERT AG6 citations58

US4077708AMar 7, 1978

Microfilm reader

AGFA GEVAERT AG5 citations55

US4601558AJul 22, 1986

Autoloading microfiche reader

AGFA GEVAERT AG1 citations42