US PATENT SUBCLASS 73 / 728
.~.~.~ 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}
723  DF  .~.~ With electrical readout {3}
728.~.~.~ Electromagnetic

DEFINITION

Classification: 73/728

Electromagnetic:

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

SEE OR SEARCH THIS CLASS, SUBCLASS:

735, for Bourdon tube-type pressure gauges with inductor elements.

SEE OR SEARCH CLASS

336, Inductor Devices, with condition responsive inductance adjusting means (e.g., by electromagnet).