9 Computer software, namely, computer programs and databases for development and computer-aided design of mechanical or electro-mechanical parts, products, or components, and for the analysis, organization, creation, visualization, simulation, revision and reproduction of the above mentioned parts; in particular, computer programs and programs for product development and manufacturing collaboration software, such as product development software supporting distributed engineering processes and software enabling teleconferences or global computer network conferences; devices for storing or executing such computer software, particularly magnetic-electronic, optical discs and cards; electronic publications, namely, manuals used for teaching about computer-aided design of metal parts, products and components recorded on electronic, magnetic or optical media