CPC Subgroup
H10P 52/402 Full Title
Grinding, lapping or polishing of wafers, substrates or parts of devices > Chemomechanical polishing [CMP] (electrochemical mechanical polishing H10P52/20)
H10P 52/402 Grinding, lapping or polishing of wafers, substrates or parts of devices > Chemomechanical polishing [CMP] (electrochemical mechanical polishing H10P52/20)