US PATENT SUBCLASS 210 / 507
.~.~.~ Fabrics

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

348  DF  FILTER {25}
500.1  DF  .~ Material {6}
506  DF  .~.~ Coated or impregnated, e.g., adhesively bound {2}
507.~.~.~ Fabrics

DEFINITION

Classification: 210/507

(under subclass 506) Compositions comprising a woven or knitted fabric.

SEE OR SEARCH CLASS

442, Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, etc.),

59+, for a coated or impregnated woven or knitted fabric.