US PATENT SUBCLASS 428 / 91
.~ Nap type surface


Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

85  DF  PILE OR NAP TYPE SURFACE OR COMPONENT {9}
91.~ Nap type surface


DEFINITION

Classification: 428/91

(under subclass 85) Product in which the fibers* are integral with a fibrous or fiber containing base and extend outwardly therefrom.

(1) Note. Nap is generally raised mechanically by an element moving on a fibrous material to separate individual fibers* therefrom and cause the fibers to extend outwardly.