IPC Subgroup
H01K 9/08 to provide selectively different light effects, e.g. for automobile headlamp
Introduced: September 1968
Last revised: January 2006
Full Title
Lamps having two or more incandescent bodies separately heated > to provide selectively different light effects, e.g. for automobile headlamp
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC INCANDESCENT LAMPS
Related Keywords
electric incandescent lamps for HEAD(S) -lights for vehiclesplural-filament electric lamps for VEHICLES