US PATENT SUBCLASS 470 / 135
.~.~.~ Having rotary workholder

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

110  DF  APPARATUS FOR MAKING HEADED FASTENER, E.G., NAIL, RIVET, ETC. {13}
131  DF  .~ Wrought fastener making {2}
132  DF  .~.~ Spike type {3}
135.~.~.~ Having rotary workholder

DEFINITION

Classification: 470/135

Having rotary workholder:

(under subclass 133) Subject matter further provided with a mechanism capable of securing work material and further wherein the mechanism is capable of rotating the work material relative to the remainder of the apparatus.