DIFF Subgroup
G03F 9/7049 Full Title
Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically (G03F7/22 takes precedence; preparation of photographic masks G03F1/00; within photographic printing apparatus for making copies G03B27/00)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.