US PATENT SUBCLASS 73 / 219
.~.~ Plural measuring chamber

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

861  DF  VOLUME OR RATE OF FLOW {23}
*  DD  .~ Tank type {3}
219.~.~ Plural measuring chamber {3}
220  DF  .~.~.~> With fluid-pressure operated valve
221  DF  .~.~.~> With float operated valve
222  DF  .~.~.~> With siphon discharge

DEFINITION

Classification: 73/219

(under subclass 861) Tank meters wherein the volume is measured in more than one chamber.