Inventor
BARTEL SIEGFRIED
DE12 patents
⚠️ This page may combine multiple inventors who share the name “BARTEL SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AGFA GEVAERT AG
11 patentsUS4025025AMay 24, 1977
Apparatus for scanning a marked web
AGFA GEVAERT AG32 citations91
US4218032AAug 19, 1980
Apparatus for convoluting webs onto rotary cores
AGFA GEVAERT AG25 citations79
US4033693AJul 5, 1977
Light interrupter
AGFA GEVAERT AG24 citations77
US4018527AApr 19, 1977
Apparatus for controlling the movements of printing filters
AGFA GEVAERT AG20 citations77
US4330096AMay 18, 1982
Apparatus for winding or unwinding webs of photosensitive material or the like
AGFA GEVAERT AG15 citations73
US4444489AApr 24, 1984
Apparatus for influencing the color of copying light in photographic copying machines or the like
AGFA GEVAERT AG7 citations72
US4214689AJul 29, 1980
Automatic counteracting of transverse shift of a longitudinally transported strip
AGFA GEVAERT AG14 citations72
US4194836AMar 25, 1980
Photographic copying machine with carrier structure _carrying format masks to and away from the copying station
AGFA GEVAERT AG8 citations72
US4441667AApr 10, 1984
Cassette for winding band-like photographic material
AGFA GEVAERT AG2 citations61
US4353646AOct 12, 1982
Apparatus for positioning originals in photographic copying machines
AGFA GEVAERT AG4 citations60
US4135802AJan 23, 1979
Cassette for light-sensitive photographic material
AGFA GEVAERT AG3 citations53