US PATENT SUBCLASS 442 / 237
.~.~.~ 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.)

181  DF  WOVEN FABRIC (I.E., WOVEN STRAND OR STRIP MATERIAL) {13}
228  DF  .~ Including a free metal or alloy constituent {5}
232  DF  .~.~ Preformed metallic film or foil or sheet (film or foil or sheet had structural integrity prior to association with the woven fabric) {4}
237.~.~.~ Including particulate material other than fiber

DEFINITION

Classification: 442/237

Including particulate material other than fiber:

(under subclass 232) Subject matter which contains particulate material which is not fiber.