DIFF Subgroup
H10P 70/20 Full Title
Cleaning of wafers, substrates or parts of devices
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
H10P 70/20 Cleaning of wafers, substrates or parts of devices
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.