US PATENT SUBCLASS 470 / 6
.~.~.~ Screw fastener

Current as of: June, 1999
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470 /   HD   THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

1  DF  PROCESS {5}
2  DF  .~ Assembling or disassembling fastener with element {2}
5  DF  .~.~ Attaching cap to fastener {2}
6.~.~.~ Screw fastener

DEFINITION

Classification: 470/6

Screw fastener:

(under subclass 5) Subject matter wherein the fastener comprises an externally threaded fastener having threads which converge to a point on an end of the fastener.