Patent classifications
A
HUMAN NECESSITIES
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A47
FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
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A47L
DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
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2601/00
Washing methods characterised by the use of a particular treatment
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A47L2601/03
Pressurised, gaseous medium, also used for delivering of cleaning liquid
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