IPC Subgroup
A45D 20/38 Arrangement of the electric heating means
Introduced: September 1968
Last revised: January 2006
Full Title
Hair drying devices; Accessories therefor > Helmets with hot air supply or ventilating means, e.g. electrically heated air current > Arrangement of the electric heating means
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- HAND OR TRAVELLING ARTICLES
- Subclass:
- HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
1 direct subcode
Child Classifications
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- A45D 20/4 for use of infrared rays