Architectural consultation; architectural services; manufacturing of aluminium and aluminium extrusions; computer data and computer database services; computer software design and computer systems analysis; research and development services; technical research and testing services

CD-Roms; computers, computer software and hardware; databases including interactive databases; floppy discs; audiovisual teaching; compact discs; computer operating recorded programs; computer hardware monitors; computer program monitors; electric relays; sound apparatus; sound transmitting and production apparatus and machinery

Printed matter; stationery; instructional and teaching material (except apparatus), books; catalogues; computer programs in this class; printed publications; stickers and decals