US PATENT SUBCLASS 324 / 686
.~.~.~ With a capacitive sensing means

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}
658  DF  .~.~ Using capacitive type measurement {10}
686.~.~.~ With a capacitive sensing means {4}
687  DF  .~.~.~.~> Having fringing field coupling
688  DF  .~.~.~.~> Including a guard or ground electrode
689  DF  .~.~.~.~> To determine water content
690  DF  .~.~.~.~> Including a probe type structure

DEFINITION

Classification: 324/686

With capacitive sensing means:

(under subclass 658) Subject matter including probing or transducing means which utilizes a capacitor.

SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

280+, for electrostatic capacitors responsive to external conditions.