US PATENT SUBCLASS 73 / 54.16
.~.~.~ With detail of temperature or pressure regulating or compensating means

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

53.01  DF  LIQUID ANALYSIS OR ANALYSIS OF THE SUSPENSION OF SOLIDS IN A LIQUID {15}
54.01  DF  .~ Viscosity {11}
54.15  DF  .~.~ Gravity movement of an object in a liquid (e.g., a bubble) {5}
54.16.~.~.~ With detail of temperature or pressure regulating or compensating means

DEFINITION

Classification: 73/54.16

With detail of temperature or pressure regulating or compensating means:

(under subclass 54.15) Subject matter wherein significance is attributed to means for controlling, regulating, or compensating for a thermal effect or pressure on the liquid.