CPC Subgroup
G03C 1/498 Photothermographic systems, e.g. dry silver
Full Title
Photosensitive materials (photosensitive materials for multicolour processes G03C7/00; for diffusion transfer processes G03C8/00; photosensitive glass C03C4/04) > Silver salt compositions other than silver halide emulsions; Photothermographic systems > Photothermographic systems, e.g. dry silver
7 direct subcodes
Child Classifications
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