US PATENT SUBCLASS 261 / 25
.~.~ Liquid operated

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}
25.~.~ Liquid operated

DEFINITION

Classification: 261/25

With gas-pumps operated by energy derived from the contact liquids.