Architectural, engineering, construction, legal, accounting and other professional services, Electrical equipment, Electrical equipment and apparatus, Electrical machinery, apparatus, equipment and consumables, Electronic equipment, Electronic valves, tubes and electronic components, Instruments and appliances for measuring, checking, testing and navigating, Medical and laboratory devices, optical and precision devices, watches and clocks, pharmaceuticals and related medical consumables, Radio, television, communication, telecommunication and related equipment and apparatus, Sound or visual signalling apparatus,