US PATENT SUBCLASS 429 / 248
.~.~ Having additive for effecting the charge capacity, life, etc., of a cell

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}
247  DF  .~ Separator, retainer, spacer or materials for use therewith {2}
248.~.~ Having additive for effecting the charge capacity, life, etc., of a cell

DEFINITION

Classification: 429/248

(under subclass 247) Apparatus combined with an additive material or component which functions to specifically change the properties such as the charge capacity of the plates or the life of the cell, etc.