US PATENT SUBCLASS 73 / 725
.~.~.~ Resistive

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

700  DF  FLUID PRESSURE GAUGE {20}
715  DF  .~ Diaphragm {6}
723  DF  .~.~ With electrical readout {3}
725.~.~.~ Resistive {1}
726  DF  .~.~.~.~> Strain gauge {1}

DEFINITION

Classification: 73/725

Resistive:

(under subclass 723) Subject matter wherein the deflection of the flexible wall or plate effects a variation in resistance to modify the electric current.

SEE OR SEARCH THIS CLASS, SUBCLASS:

734, 746 and 750, for Bourdon, piston or U-tube type pressure gauges involving resistance.

SEE OR SEARCH CLASS

338, Electrical Resistors,

36+, for fluid or gas pressure actuated.