US PATENT SUBCLASS 204 / 296
.~.~.~.~ Organic

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

193  DF  APPARATUS {5}
194  DF  .~ Electrolytic {11}
279  DF  .~.~ Elements {3}
295  DF  .~.~.~ Diaphragms {1}
296.~.~.~.~ Organic

DEFINITION

Classification: 204/296

(under subclass 295) Electrolytic diaphragms comprising as an essential part thereof an organic member, compound or composition.