US PATENT SUBCLASS 73 / 292
.~.~ Thermometer

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

290 R  DF  LIQUID LEVEL OR DEPTH GAUGE {13}
291  DF  .~ With other measuring device {1}
292.~.~ Thermometer

DEFINITION

Classification: 73/292

(under subclass 291) Liquid level or depth gauges combined with temperature measuring means.

SEE OR SEARCH CLASS

374, Thermal Measuring and Testing,

142, for a thermometer combined with another measuring instrument.