75769101
Aug 6, 1999
Sep 11, 2001
Public transportation information systems comprised of computer hardware and operating system software, transceivers, receivers, keypads, keyboards and electronic message boards; Vehicle destination information systems comprised of computer hardware, operating system software, transceivers, receivers, keypads; Stationary platform information systems comprised of computer hardware, operating system software, transceivers, receivers, keypads and electronic notice boards; Digitized announcement systems and Automatic vehicle location systems comprised of computer hardware, operating system software, transceivers, receivers, keypads, electronic sensors, loudspeakers and global positioning satellite navigational systems (GPS)
Electrical and Scientific Apparatus