Top IPC subclasses
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1
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A23C
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7
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dairy products, e.g. milk, butter, cheesemilk or cheese substitutesmaking thereof
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2
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A23L
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7
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Foods, foodstuffs, or non-alcoholic beverages, not covered by subclasses A21D or A23B-A23J; their preparation or treatment, e.g. cooking, modification of nutritive qualities, physical treatment; preservation of foods or foodstuffs, in general
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3
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B01D
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3
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Separation
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4
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A23B
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3
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preserving, e.g. by canning, meat, fish, eggs, fruit, vegetables, edible seedschemical ripening of f
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5
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C09B
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2
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organic dyes or closely-related compounds for producing dyesmordantslakes
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6
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C07D
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1
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Heterocyclic compounds
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7
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C12G
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1
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Wine; other alcoholic beverages; preparation thereof
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8
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A61K
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1
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Preparations for medical, dental, or toilet purposes
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9
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F26B
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1
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Drying solid materials or objects by removing liquid therefrom
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10
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A23D
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1
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edible oils or fats, e.g. margarines, shortenings, cooking oils
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