9 Scientific apparatus and instruments, namely, satellites for scientific use; telecommunication satellites; apparatus and instruments for the reception, transmission and decoding of satellite signals, namely, satellites, satellite receivers, satellite dishes, satellite processors, repeaters and relays for radio and television stations, radio and television receivers; television transmitters; cable television converters; relays for radio and television stations; antennas, in particular antennas for telecommunications networks; television decoders; video screens; audiovisual teaching apparatus, namely, audiovisual receivers, video projectors, slide projectors, sound amplifiers, laser pointer; tape recorders; computer memory devices; magnetic encoders; intercommunication apparatus, namely, telephones, walkie-talkies, intercoms, video intercom systems consisting primarily of intercoms, video telephones and video screens; bar code readers; compact disc players; optical readers; computers, namely, computer servers, computer, data communication terminals, namely, computer terminals, point-of-sale terminals, Mobile data terminal (MDT) and telephone terminals, particularly for global communication networks such as the Internet; modems; computer peripheral devices; radiotelegraphy sets; telecommunication software for transmitting audiovisual content; software for video and audio message transmission; database management software; software for providing access to a computer or data transmission network, particularly to a global communication network such as the Internet; game software; electric, power, electrical and cable connectors to a computer or telephone network; computer and communication transmitter and receiver apparatus, namely, wireless transmitters and receivers, satellite transmitters and receivers; transmitters of electronic signals; telephone switches, namely, power switches, electric switches, telecommunication switches; electrical and optical cables; database server centers comprised primary of computer network servers, computer servers, digital media servers; downloadable electronic publications, particularly in the form of magazines in the field of satellites