9 Data processing apparatus; computer memory devices, namely, blank flash memory cards, computer memories, computer memory hardware; recorded computer programs for use in database management, data analysis, video monitoring and information research; optical communication apparatus, namely, optical cables, optical readers, optical scanners; recorded computer software for use in database management, data analysis, video monitoring and information research; encoded magnetic cards containing programming used to database management, data analysis, video monitoring and information research; microprocessors; network communication apparatus, namely, computer network adapters, computer network interface devices, computer network server; data processing equipment, namely, bar code readers, electronic card readers, flash card readers, magnetic encoded card readers; integrated circuit cards; smart cards, namely, blank smart cards, encoded smart cards containing programming used for database management, data analysis, video monitoring and information research; downloadable computer software for use in database management, data analysis, video monitoring and information research; electricity anti-interference devices, namely, interferometers, electricity limiters, electricity conduits; transmitters of electronic signals; intercommunication apparatus, namely, intercoms, communication hubs, communications computers; electro-dynamic apparatus for the remote control of signals; modems; video telephones; camcorders; acoustic sound alarms; electric theft prevention installations, namely, theft alarms, burglar alarms