US PATENT SUBCLASS 429 / 175
.~.~ Cover only


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

122  DF  CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS {16}
163  DF  .~ Cell enclosure structure, e.g., housing, casing, container, cover, etc. {8}
175.~.~ Cover only


DEFINITION

Classification: 429/175

(under subclass 163) Apparatus directed only to a means for closing an opening in the container or casing.