US PATENT SUBCLASS 204 / 196.25
.~.~.~.~.~ And zinc

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

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
196.01  DF  .~.~ Object protection {15}
196.1  DF  .~.~.~ Internal battery {10}
196.23  DF  .~.~.~.~ Anode contains aluminum {2}
196.25.~.~.~.~.~ And zinc

DEFINITION

Classification: 204/196.25

And zinc:

(under subclass 196.23) Apparatus having the positive electrode also containing zinc (Zn) (e.g., zinc free metal or zinc containing alloy, etc.).