US PATENT SUBCLASS 313 / 231.41
.~.~ Arc discharge type

Current as of: June, 1999
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313 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES

231.01  DF  FLUENT MATERIAL SUPPLY OR FLOW DIRECTING MEANS {3}
231.31  DF  .~ Plasma {1}
231.41.~.~ Arc discharge type {2}
231.51  DF  .~.~.~> With tangential fluent supply
231.61  DF  .~.~.~> Electromagnetic output (i.e., light)

DEFINITION

Classification: 313/231.41

Arc discharge type:

(under subclass 231.31) Subject matter including two electrodes between which an arc is developed and including structure to direct the produced plasma in a direction out of the device.