"TELETTRA"

Data, Telegraph and Voice Communications Systems and Systems Components-Namely, Housing for Telecommunications Equipment, Transmitters, Receivers, Transmission Lines, Modems, Multiplexers, Line Terminations, Filters, Tuners, Repeaters, Radio Links, Telephone Exchanges, Switching Networks, Test Sets, Printers, Graphic and Video Displays, Antennas, Mobile Telephones, Computers and Pre-Recorded Computer Programs