74431503
Sep 1, 1993
large-format electronic display systems for communicating changing advertisements and informational messages for indoor/outdoor advertising in promotional settings, namely a large-format electronic display and control circuitry therefor; computer software for controlling large-format electronic displays for communicating changing advertisements and informational messages for indoor/outdoor advertising in promotional settings; and electronic circuitry for controlling large-format electronic displays for communicating changing advertisements and informational messages for indoor/outdoor advertising in promotional settings
Electrical and Scientific Apparatus