DIFF Main Group
C10N 20/00 Specified physical properties of component of lubricating compositions
Introduced: January 1985
Of 3 combined children, 0 exist in both systems.
3 codes exist only in IPC.
IPC defines codes here since 1985.
C10N 20/00 Introduced: January 1985
Of 3 combined children, 0 exist in both systems.
3 codes exist only in IPC.
IPC defines codes here since 1985.