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PCE
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DIFF Subgroup
F23N 3/02

Regulating draught by direct pressure operation of single valves or dampers

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Regulating air supply or draught > Regulating draught by direct pressure operation of single valves or dampers

CPC:

Regulating air supply or draught (conjointly with fuel supply F23N1/00) > Regulating draught by direct pressure operation of single valves or dampers

No child classifications to compare. This is a leaf node in both IPC and CPC.