US PATENT SUBCLASS 73 / 862.584
.~.~.~ Using a piston

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

862  DF  DYNAMOMETERS {5}
862.381  DF  .~ Responsive to force {13}
862.581  DF  .~.~ By measuring a fluid pressure {2}
862.584.~.~.~ Using a piston

DEFINITION

Classification: 73/862.584

Using a piston:

(under subclass 862.581) Subject matter wherein the fluid pressure being sensed affects or is effected by the movement of a piston.