US PATENT SUBCLASS 411 / 472
.~.~.~ Bevel located on outerside of prong

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

439  DF  IMPACT DRIVEN FASTENER, E.G., NAIL, SPIKE, TACK, ETC. {13}
457  DF  .~ Multiple prong, e.g., nailing plate, staple, etc. {8}
471  DF  .~.~ Each prong bevelled from a single side toward its opposite side {1}
472.~.~.~ Bevel located on outerside of prong

DEFINITION

Classification: 411/472

Bevel located on outside of prong:

(under subclass 471) Subject matter wherein the tapered portion of each penetrating end is located on an outer side surface of the penetrating end.