US PATENT SUBCLASS 411 / 355
.~.~ And apertured bolt
Current as of:
June, 1999
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411 /
HD
EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER
337
DF
HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP
{12}
354
DF
.~ Wedge-securing means {1}
355
.~.~ And apertured bolt
DEFINITION
Classification: 411/355
And apertured bolt:
(under subclass 354) Subject matter wherein the fastening means is provided with a transverse slot designed to receive the wedge-type securing means.