CPC Subgroup
G03C 1/67 Compositions containing cobalt salts or cobalt compounds as photosensitive substances
Full Title
Photosensitive materials (photosensitive materials for multicolour processes G03C7/00; for diffusion transfer processes G03C8/00; photosensitive glass C03C4/04) > Compositions containing cobalt salts or cobalt compounds as photosensitive substances