IPC Subgroup
A45D 4/14 with chemical heat reaction and heat storage
Introduced: September 1968
Last revised: January 2006
Full Title
Separate devices designed for heating hair curlers or hair-wavers > with chemical heat reaction and heat storage
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