DIFF Subgroup
F16K 15/18 with actuating mechanism; Combined check valves and actuated valves
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Check valves > with actuating mechanism; Combined check valves and actuated valves
CPC:
Check valves (valves specially adapted for inflatable balls A63B41/00) > with actuating mechanism; Combined check valves and actuated valves
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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