9 electrical and electronic apparatus and instruments for performing wireless telecommunication, namely, portable telephones, cellular telephones, mobile telephones, wireless microphones, wireless telephones, repeaters, transmitters, receivers, low-power communication devices, namely, pagers, radio pagers; telephone branch systems, namely, private branch exchangers, private branch exchangers switches, telephone sets, namely, telephone switch boards, telephone headsets, digital switch boards, public telephones, coin payphones, modems, telephone lines, telephone modems, telephone circuits, telephone exchangers, telephone central exchangers, trunk-exchangers; telephone channels, signal generators; intercommunication equipment, namely, interphone; fixed multichannel communication apparatus, namely, fixed multichannel voice frequency telegraph; fixed single channel communication transceiver; electric and electronic equipment for wired communication, namely, electric wiring for telecommunication devices, wires, cords, extension cords and wall plates, fittings for telephone apparatus, fiber-optic cables, underwater transcontinental connections, teletypewriters, teleprinters, video terminals, dumb terminals, intelligent terminals, automatic telegraph apparatus, answering machines, headphones, data transmission machines; facsimile machines, fax machines, telephone and telefax combined in a single apparatus, television sets, videophone sets, instructive television sets; signal transmitters, namely, voice-frequency signal transmitters, cable transmitters, power-line transmitters, open wire transmitters, magnetic or optical cables, magnetic tapes for audio or visual signals, magnetic disks, optical disks, frequency repeaters for electromagnetic signals, frequency repeaters for digital signals; broadcasting station equipment, namely, radio transmitters, radio receivers, applied radio apparatus, namely, radio beacons, radars, direction finders; remote control and telemetering equipment, namely, remote control transmitters, receivers, and transceivers, fixed telemetering stations, space telemetering ground stations for space telemetering of data and messages; voice frequency generators; video frequency generators; computer equipment, namely, mice, floppy disk drives, optical drives, CD-ROMs, hard drives, memory storage, monitors, keyboards, electronic circuit boards, interface cards, scanners, printers; terminal equipment, namely, plotters, multiplexers, concentrators, decoders; packet components switching networks; registered computer programs integrated in telecommunication apparatus or intended to be used in the context of telecommunication apparatus/devices; apparatus and devices for telematic services, namely, telephone sets, teletexes, telefaxes, data terminals, PCs, mainframes; semaphones, namely, pagers; alarm installations, namely, theft alarms, fire alarms, burglary alarms, hold-up alarms, emergency alarms, overpressure alarms, gas detectors, water alarms, earthquake alarms, alarm detectors, alarm circuits, alarm signal generators, alarm lamps, alarm speakers, alarm amplifiers, alarm transmitters, alarm switches; telephone centrals, telephone circuit central offices, telephone circuit junctions, communication transmitters, switching exchangers, remote controls for telephone centrals; broadcast satellite communication equipment, namely, communication satellites, satellite receivers, satellite amplifiers, satellite transmitters, satellite multiplexers, satellite trackers, satellite radio relays, satellite television relays, satellite data relays, ground-based stations for receiving signals from satellites, namely, satellite signal receivers, ground-based stations for transmitting signals to satellites, namely, ground-based station switch circuits, ground-based station computers, ground-based station transmitters, vehicular satellite systems