US PATENT SUBCLASS 324 / 657
.~.~.~.~ Using a bridge circuit

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}
654  DF  .~.~ Using inductive type measurement {2}
656  DF  .~.~.~ Including a comparison or difference circuit {1}
657.~.~.~.~ Using a bridge circuit

DEFINITION

Classification: 324/657

Using a bridge circuit:

(under subclass 656) Subject matter including a multi-terminal network using comparison or balance.

SEE OR SEARCH THIS CLASS, SUBCLASS:

725, for miscellaneous bridge circuits used in measuring or testing electrical characteristics or parameters.