US PATENT SUBCLASS 136 / 241
.~.~ Group IB metal containing (Cu, Ag, Au)

Current as of: June, 1999
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136 /   HD   BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC

200  DF  THERMOELECTRIC {15}
236.1  DF  .~ Having particular thermoelectric composition {5}
241.~.~ Group IB metal containing (Cu, Ag, Au)

DEFINITION

Classification: 136/241

(under subclass 236.1) Apparatus wherein the composition contains copper, silver or gold.