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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39/00
Heat-insulated warming chambers; Cupboards with heating arrangements for warming kitchen utensils
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A47J39/006
for either storing and preparing or for preparing food on serving trays, e.g. heating, thawing, preserving
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