42 Designing of machines, apparatus, instruments and their parts or systems composed of such machines, apparatus and instruments; engineering consultation relating to computer design; designing of computers, electronic apparatus and telecommunications apparatus; consultancy for designing of computers, electronic apparatus and telecommunications apparatus; computer program design, computer programming, and maintenance of computer software; providing information relating to computer program design, computer programming, and maintenance of computer software; computer consulting in the field of computer systems; remote computer network technical monitoring services; integration of computer systems and networks and consultation relating thereto; design, installation, maintenance, updating and repair of computer software and consultation relating thereto; designing and planning for communication network system; computer consultation in the field of communication network systems; consultancy for computer programs design, computer programming, and maintenance of computers; data encryption services; encoding of magnetic cards; digital watermarking, namely, embedding and deleting electronic water markers in digital media content with computers; technical support services, namely, troubleshooting of computer software problems and scanning of computer programs for viruses; technical consulting and assistance with computer based information systems and computers; testing and research on computers and computer programs; testing and research on telecommunications machinery and apparatus and peripheral equipment; testing and research on semiconductors; testing and research on semiconductor manufacturing machines and systems, and semiconductor measuring instruments; rental of computers; providing temporary use of on-line non-downloadable software for use in data base management, use as a spreadsheet, word processing; technical writing for others, namely, writing of manuals for computers and computer programs; data conversion of computer programs and data, not physical conversion; services for reproducing computer programs; creating and maintaining web sites for others; rental of computer memory hardware; rental of a database and web servers to third parties; duplication of compact discs containing audio works