DIFF Subgroup
A62C 4/02 in gas-pipes (safety valves F16K17/00)
Introduced: July 1974
Title
Titles differ between systems:
IPC: in gas-pipes
CPC: in gas-pipes (safety valves F16K17/00)
Full Title
Full titles differ between systems:
IPC:
Flame traps allowing passage of gas but not of flame or explosion wave > in gas-pipes
CPC:
Flame traps allowing passage of gas but not of flame or explosion wave > in gas-pipes (safety valves F16K17/00)
No child classifications to compare. This is a leaf node in both IPC and CPC.