US PATENT SUBCLASS 137 / 202
.~.~.~.~ Float responsive

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

154  DF  DIVERSE FLUID CONTAINING PRESSURE SYSTEMS {7}
171  DF  .~ Fluid separating traps or vents {5}
197  DF  .~.~ Discriminating outlet for gas {2}
199  DF  .~.~.~ Fluid sensing valve {2}
202.~.~.~.~ Float responsive

DEFINITION

Classification: 137/202

(under subclass 199) Separating traps wherein the valve is responsive to a float member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

192+, for devices of this type which are discriminating for liquids.

409+, for float controlled valves, and see the search notes to subclass 409.