Lamps having two or more incandescent bodies separately heated (H01K11/00, H01K13/00 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Lamps having two or more incandescent bodies separately heated

CPC: Lamps having two or more incandescent bodies separately heated (H01K11/00, H01K13/00 take precedence)

Full titles differ between systems:

IPC:

Lamps having two or more incandescent bodies separately heated

CPC:

Lamps having two or more incandescent bodies separately heated (H01K11/00, H01K13/00 take precedence)

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

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H01K 9/02 to provide substitution in the event of failure of one of the bodies IPC+CPC Available in IPC and CPC
H01K 9/08 to provide selectively different light effects, e.g. for automobile headlamp IPC+CPC Available in IPC and CPC