US PATENT SUBCLASS 361 / 283.4
.~.~.~.~ By diaphragm


Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

271  DF  ELECTROSTATIC CAPACITORS {4}
277  DF  .~ Variable {4}
280  DF  .~.~ Responsive to external condition {6}
283.1  DF  .~.~.~ Pressure {3}
283.4.~.~.~.~ By diaphragm


DEFINITION

Classification: 361/283.4

By diaphragm:

(under subclass 283.1) Subject matter in which the pressure condition is sensed by a flexible wall or plate.