US PATENT SUBCLASS 28 / 136
.~.~.~.~ Having plural superimposed beds

Current as of: June, 1999
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28 /   HD   TEXTILES: MANUFACTURING

100  DF  TEXTILE PRODUCT FABRICATION OR TREATMENT {4}
103  DF  .~ Fiber entangling and interlocking {4}
116  DF  .~.~ Compressive manipulation {8}
134  DF  .~.~.~ By multiroller manipulation {3}
136.~.~.~.~ Having plural superimposed beds

DEFINITION

Classification: 28/136

(under subclass 134) Method or apparatus having at least two vertically aligned treating paths defined by the roller assemblies with provision for directing the article or structure from one to the other.