Patent classifications
A
HUMAN NECESSITIES
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A23
FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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A23G
COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
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9/00
Frozen sweets, e.g. ice confectionery, ice-cream; Mixtures therefor
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A23G9/04
Production of frozen sweets, e.g. ice-cream
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A23G9/06
characterised by using carbon dioxide or carbon dioxide snow; or other cryogenic agents; as cooling medium
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