US PATENT SUBCLASS 222 / 395
.~.~ Liquid pressure

Current as of: June, 1999
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222 /   HD   DISPENSING

251  DF  WITH DISCHARGE ASSISTANT (E.G., IMPELLER, PUMP, CONVEYER, MOVABLE TRAP CHAMBER, ETC.) {30}
394  DF  .~ Fluid pressure {9}
395.~.~ Liquid pressure

DEFINITION

Classification: 222/395

(under subclass 394) Dispensers having a liquid only disclosed as the pressure fluid.

SEE OR SEARCH CLASS

137, Fluid Handling,

154, and 172 for diverse liquids in a pressure system.

184, Lubrication,

49, 54.

604, Surgery, 150, for material impelled by water or hydrant pressure.