78098892
Dec 18, 2001
Large and small scale programmable electronic dynamic message sign systems comprising one or more modular display panels containing a matrix of illuminated pixels or one or more modular display panels containing an internally illuminated scrolling film, and computer hardware and operating software for controlling said systems.
Electrical and Scientific ApparatusGlass, acrylic or polycarbonate window structures with metal or non-metal framing for overhead use in residential or commercial construction.
Nonmetallic Building Materials