US PATENT SUBCLASS 261 / 34.3
.~.~.~.~ With thermostatic control

Current as of: June, 1999
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261 /   HD   GAS AND LIQUID CONTACT APPARATUS

19  DF  FLUID DISTRIBUTION {5}
24  DF  .~ Pumping {5}
34.1  DF  .~.~ Liquid {4}
34.2  DF  .~.~.~ Accelerator pump {1}
34.3.~.~.~.~ With thermostatic control

DEFINITION

Classification: 261/34.3

With thermostatic control:

(under subclass 34.2) Apparatus having means to control the quantity of liquid pumped dependent on temperature.