US PATENT SUBCLASS 340 / 520
.~.~.~ First sensed exclusively indicated


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

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
501  DF  .~ With particular system function (e.g., temperature compensation, calibration) {8}
517  DF  .~.~ Selection from a plurality of sensed conditions {6}
520.~.~.~ First sensed exclusively indicated


DEFINITION

Classification: 340/520

First sensed exclusively indicated:

(under subclass 517) Subject matter where the first condition to become abnormal is selected for indication.

(1) Note. Subsequent alarm indications may be locked out, or may be displayed to show order of sensing.