9 Scientific, nautical and optical apparatus and instruments, namely, aeronautical radio communication machines and apparatus, optical communications systems comprised of optical and electronic sensors, gateways, and cables for the transmission of data between two points, radio transmitters and receivers, radio transmitters, radio receivers, radio communication machines and apparatus, mobile radios, short range radios, satellite transmitters and receivers, communications servers, computer hardware, digital signal processors, telecommunication equipment in the nature of radios, routers, switches, gateways, devices in the nature of computer hardware for transporting and aggregating voice, data, and video communications across multiple network infrastructures and communications protocols, switches, namely, Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters and remote presence management products, namely, switches, and console, alarm, sensor and power management devices, telecommunications base station equipment for cellular and fixed networking and communications applications, computer hardware for wireless content delivery, data processing equipment