US PATENT SUBCLASS 324 / 448
.~.~.~ With concentric electrodes

Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

425  DF  ELECTROLYTE PROPERTIES {3}
439  DF  .~ Using a conductivity determining device {8}
446  DF  .~.~ Having conductance probe structure {3}
448.~.~.~ With concentric electrodes

DEFINITION

Classification: 324/448

With concentric electrodes:

(under subclass 446) Subject matter having probe electrodes positioned concentrically with respect to one another.