US PATENT SUBCLASS 428 / 140
.~.~.~.~.~ From both sides

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  DF  .~.~ Composite web or sheet {1}
138  DF  .~.~.~ Including nonapertured component {1}
139  DF  .~.~.~.~ Keyed {1}
140.~.~.~.~.~ From both sides

DEFINITION

Classification: 428/140

(under subclass 139) Product wherein the apertured component is disclosed between two components with portions of each of said two components entering the aperture or wherein the apertured component is completely embedded within the thickness dimension of a layer.