US PATENT SUBCLASS 40 / 424
.~ Operated by vibration of vehicle

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

421  DF  TWO-DIMENSIONAL MOVABLE FIGURE DISPLAY DEVICE {3}
424.~ Operated by vibration of vehicle {1}
425  DF  .~.~> With eye or lip movement

DEFINITION

Classification: 40/424

Operated by vibration of vehicle:

(under subclass 421) Display device in which the display device is carried by a moving vehicle and operated by the sway or jolting of the vehicle.