Civil engineering; Computer programming; Computer software consultancy; Computer software design; Construction drafting; Engineering drawing services; Maintenance of computer software; Rental of computer software; Updating of computer software; Upgrading of computer software

Computer programming; Computer software consultancy; Computer software design for others; Construction drafting; Drafting of plans and engineering drawings for others; Maintenance of computer software; Periodic upgrading of computer software for others; Planning of buildings and infrastructure systems for buildings; Rental of computer software; Updating of computer software for others

Computer programming; computer software design; upgrading of computer software; rental of computer software; maintenance of computer software; computer software consultancy; construction drafting; engineering drawing; development of construction projects

Computer programs, recorded; disks (magnetic); computer software (recorded); couplers (data processing equipment); optical discs; integrated circuit cards (smart cards); electronic publications (downloadable); computer programs (downloadable software); identity cards (magnetic)