US PATENT SUBCLASS 204 / 284
.~.~.~.~ Perforated or foraminous

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

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
279  DF  .~.~ Elements {3}
280  DF  .~.~.~ Electrodes {7}
284.~.~.~.~ Perforated or foraminous {1}
285  DF  .~.~.~.~.~> Work holder

DEFINITION

Classification: 204/284

(under subclass 280) Electrodes which are perforated or foraminous.

(1) Note. Search this class, subclass 283 for perforated or foraminous electrodes combined with diaphragms.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

596+, for apertured metallic stock material.