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PCE
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DIFF Subgroup
F23Q 11/04

at the burner

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Arrangement of catalytic igniters > at the burner

CPC:

Arrangement of catalytic igniters (catalytic igniters per se C06C) > at the burner

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