Inventor
RAUFFER WALTER
11 patents
Patents
11 patentsUS4076384AFeb 28, 1978
Rear-projection viewing screen
AGFA GEVAERT AG51 citations91
US4564276AJan 14, 1986
Microfilm sensing device with a projection lamp and cold-light mirror
AGFA GEVAERT AG9 citations70
US4143953AMar 13, 1979
Microfilm reader
AGFA GEVAERT AG4 citations61
US4235536ANov 25, 1980
Microfilm reader
AGFA GEVAERT AG2 citations60
US4120574AOct 17, 1978
Portable microfilm reader
AGFA GEVAERT AG5 citations59
US4371242AFeb 1, 1983
Objective lens exchanging arrangement in a microfilm reader
AGFA GEVAERT AG4 citations58
US4131348ADec 26, 1978
Collapsible microfilm reader
AGFA GEVAERT AG6 citations58
US4244641AJan 13, 1981
Microfilm reader
AGFA GEVAERT AG3 citations56
US4754875AJul 5, 1988
Roll film magazine frame for supporting film receiving film spool and using in a reading device
AGFA GEVAERT AG5 citations55
US4317619AMar 2, 1982
Microfiche apparatus
AGFA GEVAERT AG0 citations50
US3975749AAug 17, 1976
Continuous microfilming camera
AGFA GEVAERT AG1 citations46