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PCE
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DIFF Subgroup
H01K 9/08

to provide selectively different light effects, e.g. for automobile headlamp

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Lamps having two or more incandescent bodies separately heated > to provide selectively different light effects, e.g. for automobile headlamp

CPC:

Lamps having two or more incandescent bodies separately heated (H01K11/00, H01K13/00 take precedence) > to provide selectively different light effects, e.g. for automobile headlamp

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