US PATENT SUBCLASS 340 / 521
.~.~.~ Plural diverse conditions

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}
521.~.~.~ Plural diverse conditions {1}
522  DF  .~.~.~.~> Combined for response

DEFINITION

Classification: 340/521

Plural diverse conditions:

(under subclass 517) Subject matter responsive to at least two disparate conditions (e.g., intrusion and flame).