US PATENT SUBCLASS 219 / 69.15
.~.~.~ Electrodes


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

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
68  DF  .~ Cutting or disintegrating (e.g., machining engraving) {2}
69.11  DF  .~.~ Electric spark machining {10}
69.15.~.~.~ Electrodes


DEFINITION

Classification: 219/69.15

Electrodes:

(under subclass 69.11) Subject matter involving an electrode's shape, composition or holder used in an electric arc or electric spark cutting (EDM) operation.

SEE OR SEARCH CLASS

204, Chemistry: Electrical and Wave Energy,

280+, for electrodes used in electrochemical machining.