US PATENT SUBCLASS 442 / 322
.~.~ Including particulate material other than fiber

Current as of: June, 1999
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442 /   HD   FABRIC (WOVEN, KNITTED, OR NONWOVEN TEXTILE OR CLOTH, ETC.)

320  DF  FELT FABRIC {4}
321  DF  .~ From natural organic fiber (e.g., wool, etc.) {2}
322.~.~ Including particulate material other than fiber

DEFINITION

Classification: 442/322

Including particulate material other than fiber:

(under subclass 321) Subject matter wherein the fabric contains particulate material which is not fiber.