DIFF Subgroup
B31B 50/022 Full Title
Making rigid or semi-rigid containers, e.g. boxes or cartons > Feeding or positioning sheets, blanks or webs
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
B31B 50/022 Making rigid or semi-rigid containers, e.g. boxes or cartons > Feeding or positioning sheets, blanks or webs
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.