DIFF Main Group
C22B 61/00 Obtaining metals not elsewhere provided for in this subclass (iron C21)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Obtaining metals not elsewhere provided for in this subclass
CPC: Obtaining metals not elsewhere provided for in this subclass (iron C21)
Full Title
Full titles differ between systems:
IPC:
Obtaining metals not elsewhere provided for in this subclass
CPC:
Obtaining metals not elsewhere provided for in this subclass (iron C21)
No child classifications to compare. This is a leaf node in both IPC and CPC.