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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking apparatus and instruments, namely, intercom systems comprised primarily of a power supply, intercom main stations, intercom substations, relay boxes, plug boxes, headsets, handsets, loud speakers and rotary lights; intercom systems comprised primarily of a power supply, intercom main stations, intercom substations, relay boxes, plug boxes, headsets, handsets, loud speakers, rotary lights and radio network audio interface; intercom systems comprised primarily of a power supply, intercom main stations, intercom substations, relay boxes, plug boxes, headsets, handsets, loud speakers, rotary lights and telephone interface; intercom systems primarily comprised of an operator's unit, microphone and loudspeakers; intercom systems primarily comprised of an exchange unit, master stations and substations; intercom systems primarily comprised of an exchange unit, master stations, substations, hand sets and loudspeakers; radio transmitters; repeaters; amplifiers; battery-less telephone systems comprised primarily of terminals, headsets, digital gateways, session initiated protocol devices and plug boxes; sound signal systems comprised primarily of main panels, microphone stations and power supply; public address systems; television and radio apparatus, namely, speakers, alarm panels and entertainment systems primarily comprised of TV-AM-FM antenna, power supply, amplifier, connectors, cabinets, data processors and computers; antennas; video telephones; software for use in connection with communications systems, namely, software for communications licensing, communications service billing, communications system configuration and the maintenance monitoring of communication systems; intercommunication apparatus, namely, intercoms for use in ships, hospitals, buildings, factories, metros, transport, taxis and airports and by police, fire and ambulance services; telephone sets; radiotelephone sets; IP telephone sets and equipment, namely, screen, keyboard headsets; wireless telephone sets; telephone cables

Installation and repair of scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking apparatus and instruments, namely, apparatus for recording, transmission or reproduction of sound or images, namely, radio transmitters, repeaters, amplifiers, battery-less telephone systems, sound signal systems, public address systems, television and radio apparatus; data processors and computers; antennas; video telephones; intercommunication apparatus, namely, intercoms for use in ships and hospitals, buildings, factories, metros, transport, taxis, airports, police fire brigades, ambulance services; telephone sets; radiotelephone sets; IP telephone sets and equipment, namely, screen, keyboard headsets; wireless telephone sets; telephone cables

Telecommunications services, namely, IP telephone services, computer aided transmission of messages and images, communications by computer terminals, communications by fiber optic networks and broadband networks, radio communication, wireless broadband communication, satellite transmission, rental of telecommunication equipment