CPC Subgroup
C30B 33/10 in solutions or melts
Full Title
After-treatment of single crystals or homogeneous polycrystalline material with defined structure (C30B31/00 takes precedence) > Etching > in solutions or melts
C30B 33/10 After-treatment of single crystals or homogeneous polycrystalline material with defined structure (C30B31/00 takes precedence) > Etching > in solutions or melts