US PATENT SUBCLASS 428 / 66.7
.~ Edge structure

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

64.1  DF  CIRCULAR SHEET OR CIRCULAR BLANK {8}
66.7.~ Edge structure

DEFINITION

Classification: 428/66.7

Edge structure:

(under subclass 64.1) Product in which the structure of the outer perimeter or boundary is recited.