IPC Subgroup
H05B 3/2 Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater
Introduced: September 1968
Last revised: January 2006
Full Title
Ohmic-resistance heating > Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-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
2 direct subcodes
Child Classifications
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