US PATENT SUBCLASS 340 / 477
.~.~.~.~ By predetermined time interval or distance

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

425.5  DF  LAND VEHICLE ALARMS OR INDICATORS {11}
468  DF  .~ External signal light system {6}
475  DF  .~.~ Turn signal {2}
476  DF  .~.~.~ With automatic cancelling {1}
477.~.~.~.~ By predetermined time interval or distance

DEFINITION

Classification: 340/477

By predetermined time interval or distance:

(under subclass 476) Subject matter wherein deactivation of the signal occurs after a specified time interval has elapsed or after a specified distance has been travelled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

815.3, for visual signals of general utility which automatically cancel after a predetermined elapsed time interval.