IPC Subgroup
H01K 1/1 Bodies of metal or carbon combined with other substance
Introduced: September 1968
Last revised: January 2006
Full Title
Details > Incandescent bodies > characterised by the material thereof > Bodies of metal or carbon combined with other substance
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC INCANDESCENT LAMPS