US PATENT SUBCLASS 73 / 61.51
.~.~.~ Buoyant detector

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

53.01  DF  LIQUID ANALYSIS OR ANALYSIS OF THE SUSPENSION OF SOLIDS IN A LIQUID {15}
61.41  DF  .~ Content or effect of a constituent of a liquid mixture {8}
61.43  DF  .~.~ Liquid constituent of a liquid mixture {9}
61.51.~.~.~ Buoyant detector

DEFINITION

Classification: 73/61.51

Buoyant detector:

(under subclass 61.43) Subject matter wherein the detector floats on the surface of the liquid.