Inventor
HELLMIG EHRHARD
3 patents
Patents
3 patentsUS4036646AJul 19, 1977
Color correction of unwanted side densities in light-sensitive color photographic elements
AGFA GEVAERT AG8 citations70
US3977872AAug 31, 1976
Process for the production of negative continuous-tone images
AGFA GEVAERT AG11 citations67
US4023970AMay 17, 1977
Light-sensitive color photographic material with masking layer comprising spontaneously silver halide
AGFA GEVAERT AG4 citations59