US PATENT SUBCLASS 428 / 597
.~.~ Struck-out portion type


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

544  DF  ALL METAL OR WITH ADJACENT METALS {31}
596  DF  .~ Having aperture or cut {1}
597.~.~ Struck-out portion type


DEFINITION

Classification: 428/597

(under subclass 596) Subject matter wherein the web or sheet or a component thereof, has one or more portions which project or protrude from a nonthickness surface of the component and form at least a part of the periphery of a through opening therein.

SEE OR SEARCH THIS CLASS, SUBCLASS:

132+, for a corresponding nonmetallic* sheet, web or component.

SEE OR SEARCH CLASS

52, Static Structures (e.g., Buildings),

740.6+, for a rigid elongated structure with struck out projections.