Patent classifications
A
HUMAN NECESSITIES
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A45
HAND OR TRAVELLING ARTICLES
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A45D
HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
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19/00
Devices for washing the hair or the scalp; Similar devices for colouring the hair
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A45D19/0041
Processes for treating the hair of the scalp
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