US PATENT SUBCLASS 73 / 112
POWER PLANT OR UNIT EFFICIENCY


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

112POWER PLANT OR UNIT EFFICIENCY {2}
113  DF  .~> Automobile fuel consumption {1}
115  DF  .~> Pressure derivative


DEFINITION

Classification: 73/112

(under the class definition) Subject matter for determining the working efficiency (input vs. output) of power plants or units thereof, such as condensers.

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862+, for dynamometers.