Communication systems and equipment, namely telephone switching equipment, digital signal switching equipment, telephone transmission equipment, digital signal transmission equipment, telephones, computers, digital signal transmitters, digital signal receivers, data terminals, and parts thereof.
Communication systems and equipment, namely telephone switching equipment, digital signal switching equipment, telephone transmission equipment, digital signal transmission equipment, telephones, computers, digital signal transmitters, digital signal receivers, data terminals, and parts thereof.
Communication systems and equipment, namely telephone switching equipm...