US PATENT SUBCLASS 342 / 124
.~ Material level within container

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

118  DF  DETERMINING DISTANCE {11}
124.~ Material level within container

DEFINITION

Classification: 342/124

Material level within container:

(under subclass 118) Subject matter including determining the height of a substance in a vessel.

SEE OR SEARCH CLASS

73, Measuring and Testing,

290+, for liquid level measurement, per se.