Patent classifications
A
HUMAN NECESSITIES
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A21
BAKING; EDIBLE DOUGHS
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A21C
MACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; HANDLING BAKED ARTICLES MADE FROM DOUGH
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9/00
Other apparatus for handling dough or dough pieces
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A21C9/06
Apparatus for filling pieces of dough such as doughnuts
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