US PATENT SUBCLASS 162 / 279
.~.~.~.~ And suction means

Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

232  DF  APPARATUS {22}
272  DF  .~ Apparatus repair, cleaning or conditioning {2}
274  DF  .~.~ Of porous or foraminous member (e.g., felt or mold) {1}
275  DF  .~.~.~ Means applying fluid {3}
279.~.~.~.~ And suction means

DEFINITION

Classification: 162/279

(under subclass 275) Apparatus having in addition to the means supplying the liquid a source of reduced pressure acting on the surface to be treated.