US PATENT SUBCLASS 340 / 490
.~.~.~.~ Vertical axis

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

425.5  DF  LAND VEHICLE ALARMS OR INDICATORS {11}
480  DF  .~ Electromagnetically actuated mechanical signal {3}
487  DF  .~.~ Pivoting {2}
489  DF  .~.~.~ Three or more positions {1}
490.~.~.~.~ Vertical axis

DEFINITION

Classification: 340/490

Vertical axis:

(under subclass 489) Subject matter wherein the axis of rotation of the indicator is perpendicular to the earth's surface.