US PATENT SUBCLASS 411 / 529
.~.~.~ Having longitudinal slot forming fastener engaging slide

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

511  DF  FASTENER SECURING ELEMENT {3}
516  DF  .~ Resilient metallic {3}
520  DF  .~.~ Sheet metal {5}
529.~.~.~ Having longitudinal slot forming fastener engaging slide

DEFINITION

Classification: 411/529

Having longitudinal slot forming fastener engaging slide:

(under subclass 520) Subject matter wherein the material is formed such as to have a substantially large opening confined by the outer edges of the structure, the opening being designed to physically engage the fastener or piece being secured.