US PATENT SUBCLASS 219 / 142
.~.~.~ Plunger jaw (e.g., screw actuated)


Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
121.11  DF  .~ By arc {16}
138  DF  .~.~ Electrode holder (e.g., spring biased tong) {4}
142.~.~.~ Plunger jaw (e.g., screw actuated) {1}
143  DF  .~.~.~.~> Spring biased


DEFINITION

Classification: 219/142

(under subclass 138) Subject matter having a jaw which moves longitudinally of the axis of the electrode holder.