Computers; Recorded computer operating programs; Recorded computer software for use in construction and automated manufacturing; Downloadable computer software programs for use in electronic storage of data; Computer game programs; Downloadable electronic publications in the nature of manuals in the field of computer software; Computer servers and modems; Walkie-talkies; Telephones and portable telephones; Navigational instruments, namely, electric navigational instruments and navigational instruments for vehicles

Construction drafting; Data conversion of computer programs and data, not physical conversion; Installation of computer software; Updating of computer software; Maintenance of computer software; Computer software consultancy; Computer system design; Computer programming; Computer software design