DIFF Subgroup
G03C 1/7954 Full Title
Photosensitive materials (photosensitive materials for multicolour processes G03C7/00; for diffusion transfer processes G03C8/00; photosensitive glass C03C4/04) > Photosensitive materials characterised by the base or auxiliary layers > the base being of macromolecular substances (G03C1/775 takes precedence)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.