US PATENT SUBCLASS 340 / 286.12
.~.~ Drop annunciator

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

286.01  DF  SYSTEMS {24}
286.11  DF  .~ Annunciator {1}
286.12.~.~ Drop annunciator

DEFINITION

Classification: 340/286.12

Drop annunciator:

(under subclass 286.11) Subject matter in which the annunciator consists of a number of pilot lights or drops, each one indicating an associated circuit condition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

815.47+, for switchboard or panel type visual indicator for signaling.

815.79+, for pointer annunciator.

815.81+, for group drop annunciators.

815.85, for self restoring type annunciator.

815.9+, for electromagnet releases latch.