9 Electric, electronic, optical, measuring, signaling, controlling and teaching apparatus and instruments, all for use with telecommunications, namely, blank magnetic and optical data carriers, data processors and computers, namely, microcomputers, minicomputers, computer central processors, computer monitors, computer keyboards, computer terminals, computer interface boards, computer memories, computer laser printers, computer impact printers, computer dot matrix printers, computer operating systems, computers and instructional manuals sold as a unit, computer interface apparatus, namely, computer modems, computer mouse and mouse pad, computer peripherals and parts thereof; computer programs and databases for use in operating telecommunications and business management systems and related instruction manuals sold as a unit; optical cables, optic filters, optical scanners, optical character readers, optical discs, optical fibers, optical glass for signal transmission, optic transmitters, optic receivers, optical signal processing apparatus, optic switches, optic networks comprising communication transmission switching and reception apparatus, optical attenuators, optical amplifiers, optical character recognition apparatus, and parts thereof; audio, video and data communications systems, namely, digital and analogue signal transmitters, receivers and converters, radio and telephone transmitters, receivers and servers; stationary, wireless and cellular telephones, answering machines, telecommunications transmitting sets, data transmitters, facsimile machines, electronic mail apparatus for electronic exchange of data images and messages, remote controls and set-top units for television, cinematographic television and amusement equipment, namely, signal decoders; electrical wire, electrical wire connectors, integrated circuits, printed circuits, electric circuits, circuit breakers, printed circuit boards, electric circuit boards, circuit connectors, electrical controllers, electrical converters, electrical fuses, electric luminescent display panels, electrical switch plates, electric plugs, antennas, electrical cables, computer cables, computer chips, silicon chips, chronographs for use as specialized time recording apparatus, electric coils, computer buffers, blank computer discs, blank computer floppy disks, computer hard discs, electrical conductors, acoustic conduits, electrical conduits, fiber optic conduits and parts thereof; audio and video discs and microfiche featuring information concerning telecommunications, and concerning personal and business management systems; data processors and readers, word processors, magnetic coded card readers, magnetic coded cards, electronic encryption units, lasers not for medical use, light emitting diodes, light emitting diode displays, microprocessors, blank magnetic data carriers, demagnetizers for magnetic tapes, and parts thereof; teleconferencing equipment and audiovisual teaching equipment in the nature of overhead film, photographic and slide projectors, projection screens, computer based information display equipment, namely, computers which display information on an overhead screen, intercoms; telephones, telephone answering machines, telephone transmitters, telephone networks, telephone wires, teleprinters, teletypewriters, and parts thereof, caller identification boxes, radio telephone equipment and accessories, namely, call boxes, dialing assemblies, telephone units, audio operated relays, audio/video signal and optical filters and protectors, telemeters, wireless and cellular telephones, radio pagers, portable computer devices, namely, laptops, handheld and pocket computers, facsimile transmitters and receivers, wireless fax machines, personal communications equipment, namely, personal digital assistants, calculators and related peripherals; satellite processors, satellites and satellite communication earth stations both stationary and moveable; computer game programs for children and adults; electronic publications, namely, books, periodicals, magazines, and instruction manuals featuring information on telecommunication recorded on electronic media; games, namely, video and computer game cartridges; rulers, namely, folding rulers, graduated rulers and tape rulers