US PATENT SUBCLASS 162 / 364
.~.~.~ Systems

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

232  DF  APPARATUS {22}
289  DF  .~ Running or indefinite length product forming and/or treating means {19}
363  DF  .~.~ Suction devices {6}
364.~.~.~ Systems

DEFINITION

Classification: 162/364

(under subclass 363) Apparatus in which more than a single discrete suction device are associated in treating a single workpiece or in which the source of suction and the conduits external of the suction applying means is claimed.