DIFF Subgroup
F16K 24/04 for venting only (F16K24/02 takes precedence)
Introduced: July 1974
Title
Titles differ between systems:
IPC: for venting only
CPC: for venting only (F16K24/02 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Devices, e.g. valves, for venting or aerating enclosures > for venting only
CPC:
Devices, e.g. valves, for venting or aerating enclosures (equalising valves F16K17/00; arrangement or mounting in pipes or pipe systems F16L55/07; venting or aerating as an additional function of steam traps or like apparatus F16T; ventilation of rooms, vehicles, see the appropriate subclass, e.g. F24F) > for venting only (F16K24/02 takes precedence)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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