US PATENT SUBCLASS 428 / 137
.~.~ Composite web or sheet


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

98  DF  STRUCTURALLY DEFINED WEB OR SHEET (E.G., OVERALL DIMENSION, ETC.) {20}
131  DF  .~ Including aperture {3}
137.~.~ Composite web or sheet {1}
138  DF  .~.~.~> Including nonapertured component {1}


DEFINITION

Classification: 428/137

(under subclass 131) Product wherein the web or wheel comprises a plurality of components of which at least one is apertured.