US PATENT SUBCLASS 324 / 717
.~.~.~.~.~ To determine material composition

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
713  DF  .~.~.~ With voltage or current signal evaluation {2}
715  DF  .~.~.~.~ Including a particular probing technique (e.g., four point probe) {3}
717.~.~.~.~.~ To determine material composition

DEFINITION

Classification: 324/717

To determine material composition:

(under subclass 715) Subject matter wherein the voltage or current signal evaluation or processing is used to determine the quantity, quality or percentage of substances that make up the test object.

SEE OR SEARCH THIS CLASS, SUBCLASS:

693, for conductivity effects measurement means to determine the composition of a material.

SEE OR SEARCH CLASS

73, Measuring and Testing,

61.41, for testing for content or effect of a constituent of a liquid mixture.