US PATENT SUBCLASS 136 / 265
.~.~ Copper, lead, or zinc containing

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

243  DF  PHOTOELECTRIC {2}
252  DF  .~ Cells {12}
265.~.~ Copper, lead, or zinc containing

DEFINITION

Classification: 136/265

Copper, lead, or zinc containing:

(under subclass 252) Device in which an active layer includes an inorganic compound of copper, lead, or zinc.

CROSS-REFERENCE ART COLLECTIONS