Card – picture – or sign exhibiting – Changing exhibitor – With electric circuit control
Reexamination Certificate
2007-03-26
2008-11-04
Morris, Lesley D. (Department: 3611)
Card, picture, or sign exhibiting
Changing exhibitor
With electric circuit control
C040S484000, C040S482000, C040S483000, C040S471000
Reexamination Certificate
active
07444771
ABSTRACT:
A device for continuously or intermittently displaying graphic material, such as advertisements on the side or rear of a moving vehicle. The vehicle is provided with various sensors which determine the speed of the vehicle as well as whether the vehicle has been parked for a predetermined period of time. Based upon the output of the sensors, the movement of scrolled display containing graphics such as advertisements would be controlled.
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Hoffman Wasson & Gitler
Kim Shin
Morris Lesley D.
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