US PATENT SUBCLASS 73 / 722
.~.~.~.~ Electromagnetic

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

700  DF  FLUID PRESSURE GAUGE {20}
715  DF  .~ Diaphragm {6}
716  DF  .~.~ Multiple and/or differential {1}
717  DF  .~.~.~ With electrical readout {3}
722.~.~.~.~ Electromagnetic

DEFINITION

Classification: 73/722

Electromagnetic:

(under subclass 717) Subject matter wherein the deflection of the flexible walls or plates effect a variation in inductance to modify the electric current.

SEE OR SEARCH THIS CLASS, SUBCLASS:

728, and 735, for diaphragm or Bourdon tube-type pressure gauges with inductor.

SEE OR SEARCH CLASS

336, Inductor Devices,

30, for inductor devices with condition responsive inductance adjusting means (e.g., by electromagnet).