DIFF Subgroup
B01D 25/003 Full Title
Filters formed by clamping together several filtering elements or parts of such elements (disc filters B01D29/39)
Of 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.
B01D 25/003 Filters formed by clamping together several filtering elements or parts of such elements (disc filters B01D29/39)
Of 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.