US PATENT SUBCLASS 204 / 411
.~.~.~.~ Three or more electrodes

Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
400  DF  .~.~ Analysis and testing {20}
409  DF  .~.~.~ With means providing specified-flow condition or flow-path {2}
411.~.~.~.~ Three or more electrodes

DEFINITION

Classification: 204/411

Three or more electrodes:

(under subclass 409) Apparatus which contains an arrangement of three or more electrodes.