US PATENT SUBCLASS 209 / 239
.~ With weighting

Current as of: June, 1999
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209 /   HD   CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

233  DF  SIFTING {16}
239.~ With weighting

DEFINITION

Classification: 209/239

(under subclass 233) Sifting means associated with means for weighing material treated.

(1) Note. The weighing may be precedent, coincident, or subsequent.