IPC Subgroup
H05B 3/64 using ribbon, rod, or wire heater
Introduced: September 1968
Last revised: January 2006
Full Title
Ohmic-resistance heating > Heating elements specially adapted for furnaces > using ribbon, rod, or wire heater
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- Subclass:
- ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL