US PATENT SUBCLASS 250 / 559.21
.~.~.~ Volume

Current as of: June, 1999
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250 /   HD   RADIANT ENERGY

200  DF  PHOTOCELLS; CIRCUITS AND APPARATUS {11}
559.01  DF  .~ With circuit for evaluating a web, strand, strip, or sheet {13}
559.19  DF  .~.~ Measuring dimensions {6}
559.21.~.~.~ Volume

DEFINITION

Classification: 250/559.21

Volume:

(under subclass 559.19) Subject matter wherein the circuit output is indicative of the three-dimensional displacement of the material.

SEE OR SEARCH CLASS

356, Optics: Measuring and Testing,

379+, for measuring of volume of a material with an optical system.