US PATENT SUBCLASS 162 / 271
.~.~ Sheet or web

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

232  DF  APPARATUS {22}
270  DF  .~ Flexing, bending, straightening or decurling means {1}
271.~.~ Sheet or web

DEFINITION

Classification: 162/271

(under subclass 270) Apparatus in which the material undergoing treatment is in the nature of a sheet or web.