US PATENT SUBCLASS 324 / 722
.~.~.~ Device or apparatus determines conductivity effects

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

600  DF  IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS {8}
649  DF  .~ Lumped type parameters {6}
691  DF  .~.~ Using resistance or conductance measurement {12}
722.~.~.~ Device or apparatus determines conductivity effects {2}
723  DF  .~.~.~.~> Potentiometer
724  DF  .~.~.~.~> Using a probe type structure

DEFINITION

Classification: 324/722

Device or apparatus determines conductivity effects:

(under subclass 691) Subject matter including means to evaluate the ability of a substance to conduct electrical current.

SEE OR SEARCH THIS CLASS, SUBCLASS:

692, for living organism condition determination using conductivity effects.

693+, for substance characteristic determination using conductivity effects.

719, for semiconductor or IC quality determination using conductivity effects.