CPC Subgroup
G03C 7/392 Additives (G03C7/305 - G03C7/32 take precedence)
Full Title
Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes (diffusion transfer processes G03C8/00) > Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials > Additives (G03C7/305 - G03C7/32 take precedence)
4 direct subcodes
Child Classifications
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- G03C 7/396 Macromolecular additives