Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; electric and electronic apparatus and instruments (included in this class); apparatus for recording, transmission and reproduction of sound and image; magnetic data carriers, recording discs; calculating machines, data processing equipment and computers; computer hardware and software, computer peripherals; computer programs for the development and operating of other computer programs; operating system software for computers; computer programs for use in computer networks; devices for data input, devices for data output, apparatus for data storage as well as data transmission equipment; computer programs; computer hardware and software, including computer software for use in the field of network and system management and for the development of further software; computer hardware and software, including computer software for entering and retrieving information in the Internet and the Worldwide WEB; computer programs for using the Internet and Worldwide WEB; computer programs downloadable from the Internet and the Worldwide WEB; computer programs downloadable from the Internet and the Worldwide WEB; computer hardware and software, in particular for access to Internet systems and for use of said systems; usage and user manuals for computers and computer software stored in digital form; in particular stored on disks or CD-ROMs