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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A47J
KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
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36/00
Parts, details or accessories of cooking-vessels
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A47J36/02
Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
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