US PATENT SUBCLASS 340 / 582
.~.~.~ Vibratory

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
580  DF  .~.~ Ice formation {3}
582.~.~.~ Vibratory

DEFINITION

Classification: 340/582

Vibratory:

(under subclass 580) Subject matter wherein the ice formation is detected by modification of vibratory energy; e.g., mechanically loading a vibrating sensor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

615, for similar subject matter sensing the level of fluent material.