US PATENT SUBCLASS 34 / 281
.~ With agitator

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

280  DF  FEATHER TREATING {1}
281.~ With agitator

DEFINITION

Classification: 34/281

With agitator:

(under subclass 280) Subject matter including means to stir, beat, or shake the feathers being treated.