US PATENT SUBCLASS 340 / 915
.~.~ Central station includes display of status of indicators

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

907  DF  TRAFFIC CONTROL INDICATOR {8}
909  DF  .~ Plural intersections under common central station control {5}
915.~.~ Central station includes display of status of indicators

DEFINITION

Classification: 340/915

Central station includes display of status of indicators:

(under subclass 909) Subject matter including at the central station a visual representation of the traffic indicators then energized at any particular intersection.

SEE OR SEARCH CLASS

345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems,

2, for plural display systems remotely located.