DIFF Subgroup
C08G 18/0819 Full Title
Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
C08G 18/0819 Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.