electrical communications apparatus and instruments, digital central office switching machines, digital PBX's, packet switching machines, fiber-optic tranmission machines, digital transmission machines, cable television systems, teleconferencing apparatus, satellite communications apparatus, laser communications apparatus, television and radio broadcast apparatus, mobile and portable radios, pagers, facsimile machines, key telephones, cordless telephone sets, telephone sets; mainframe computers, small business computers, personal computers, supercomputers, minicomputers, workstations, communication software, user interface application software and database management software products, peripheral and terminal equipment, word processors, monitors, data modems, optical disk players, computer aided design/computer aided manufacturing and computer aided engineering apparatus, automated fingerprint identification apparatus, medical electronic apparatus, control equipment for automatic supervision of buildings, educational electronic apparatus; integrated circuits memories, microcomputers, gate arrays, standard cells, linear interated circuits, transistors, gallium arsenide field-effect transistors, diodes, optical semiconductor devices, hybrid integrated circuits, color display tubes, fluorescent indicator panels, electroluminescent lighting panels, color LCD's, printing writing boards, electronic tuners, capacitors, relays, hermetic seals, electron tubes, gas lasers, variable resistors keyboards, electrical connectors; color television receivers, projection televisions, direct broadcasting satellite receivers, extended-definition television and radio receivers, videocassette recorders, compact disk players, surround amplifiers/decoders, video game machines

services for the installation, construction, assembly and repair of communication apparatus and instruments and of electronic apparatus

electrical, electronic, radio and optical communications services

arranging and conducting of the events for cultural or educational purposes in the fields of telecommunications

computer programming, computer rental, technical supervision and inspection of electronic apparatus and equipment