US PATENT SUBCLASS 73 / 291
.~ With other measuring device

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

Internet Version by PATENTEC © 1999      Terms of Use


73 /   HD   MEASURING AND TESTING

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

DEFINITION

Classification: 73/291

(under subclass 290) Combinations of liquid level gauges and other measuring instruments.

SEE OR SEARCH THIS CLASS, SUBCLASS:

33, for float gauges combined with hydrometers.

198, for flow meters combined with liquid level gauges.