US PATENT SUBCLASS 324 / 697
.~.~.~.~ For interface

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}
693  DF  .~.~.~ With object or substance characteristic determination using conductivity effects {5}
697.~.~.~.~ For interface

DEFINITION

Classification: 324/697

For interface:

(under subclass 693) Subject matter including means to evaluate the point or points of contact between different substances.