US PATENT SUBCLASS 429 / 41
.~.~ Having electrolyte matrix or barrier layer

Current as of: June, 1999
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429 /   HD   CHEMISTRY: ELECTRICAL CURRENT PRODUCING APPARATUS, PRODUCT, AND PROCESS

12  DF  FUEL CELL, SUBCOMBINATION THEREOF OR METHODS OF OPERATING {10}
40  DF  .~ Catalytic electrode structure or composition {3}
41.~.~ Having electrolyte matrix or barrier layer

DEFINITION

Classification: 429/41

(under subclass 40) Apparatus having an electrolyte matrix or barrier layer positioned between or in contact with a catalytic electrode.