US PATENT SUBCLASS 204 / 251
.~.~.~.~ Diaphragm type
Current as of:
June, 1999
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204 /
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CHEMISTRY: ELECTRICAL AND WAVE ENERGY
193
DF
APPARATUS
{5}
194
DF
.~ Electrolytic {11}
242
DF
.~.~ Cells {10}
250
DF
.~.~.~ Liquid electrode {1}
251
.~.~.~.~ Diaphragm type
DEFINITION
Classification: 204/251
(under subclass 250) Electrolytic cells in which the electrodes are separated by a diaphragm.
(1) Note. For other diaphragm-type cells, see this class, subclass 252 and indented subclasses.