US PATENT SUBCLASS 470 / 204
.~.~ Thread swage

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

183  DF  IMPLEMENT, E.G., DIE, ETC. {10}
198  DF  .~ Tap {4}
204.~.~ Thread swage

DEFINITION

Classification: 470/204

Thread swage:

(under subclass 198) Subject matter wherein the device is capable of forming screw threads by shaping cold metal.