US PATENT SUBCLASS 261 / 68
.~.~.~.~ Float and manual

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

19  DF  FLUID DISTRIBUTION {5}
38  DF  .~ Valved {8}
66  DF  .~.~ Liquid inlet {4}
67  DF  .~.~.~ Plural {1}
68.~.~.~.~ Float and manual

DEFINITION

Classification: 261/68

Including both float and manually controlled valves.