6 Unwrought and partly wrought common metals and alloys thereof and articles made therefrom; steel castings; forgings of metal; metal cylinders for transportation of gases; high pressure cylinders of metal for storage of gases; tanks; metal storage containers, including cryogenic metal containers; metal pipes; metal tubes; metal fittings, couplings, flanges and nipples (not being parts of machines); flanges; metal valves and pressure regulators; metal scaffolding and ladders; metal shoring for building purposes; metal guard rails, brackets, fittings and connectors therefor; metal guard rails for scaffolding; structural composites of metal, metal wire (non-precious); metal grills; metal non-slip surfaces, including metal grating, flooring, walkways, catwalks, stairs treads, nosings, ladders and rungs; metal rails for railroad use. Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
9 Lifting magnets, buoyancy compensators; dive gauges; dive computers; diver's suits, wet suits; duffles; masks, goggles; fins and snorkels; lenses for masks and goggles; frames for masks and goggles; protective clothing, boots and gloves for divers; alarms; compasses; signalling apparatus and instruments for use in diving; filters for breathing apparatus; floats for bathing and swimming; parts and fittings for all the aforesaid goods; scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus. Regulators, valves, connectors, gauges, couplings, manifolds and selfcontained breathing apparatus, respirators and compressed air cylinders being parts of diving apparatus.
11 Water heaters and boilers; heat exchangers; heaters; fractionation trays for gas processing, packings, refining, chemical and petrochemical industries; drying ovens for chemical processing industry; air treatment and refrigerant apparatus; parts and fittings for all the aforesaid goods; couplings, connectors and valves for use in regulating and controlling gas supply; regulating and safety apparatus for gas apparatus and pipes; valves for use with gas cylinders; pressure retention valves; environmental control apparatus and instruments; torches and search lights; parts and fittings for all the aforesaid goods. Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes. Valves, regulators for supply of gases; water heaters, heat exchangers, industrial blenders and mixers, dryers, fractionation trays for gas processing, refining, chemical and petrochemical industries, drying ovens for chemical processing industry, air treatment and refrigerating apparatus; diving apparatus and instruments; life saving apparatus.
12 Trucks; tractors; railroad equipment including section cars, gang cars, ballast maintenance cars, tie remover cars, rail grinder cars, rail lubricators, spike launchers and parts and fittings for all said railroad equipment. Vehicles; apparatus for locomotion by land air or water.
19 Non-metallic building material, structural fibreglass composites; non-metallic gratings, anticorrosive linings and coatings, cement patching materials: and fibreglass composite high pressure cylinders; non metallic rigid pipes for buildings; asphalt, pitch and bitumen; non- metallic transportable buildings; monuments, not of metal.
37 Construction and repair; including renovation, repair and maintenance of metallurgical vessels, industrial boilers and nuclear plants; cleaning and reconditioning of metallurgical equipment, including industrial boilers, pipework, ladles, tundishes, molds, furnaces, runners and the like, buildings, roads, gantries, walkways, and runways; cleaning and decontamination of nuclear plants and parts thereof; installation of industrial equipment, construction and maintenance of industrial buildings, including painting, sealing (liquid proofing), vermin extraction; steel cutting; welding and laying pipelines. Building construction; repair and installation services.
40 Material treatment; including treatment of waste material; metal reclamation; slag processing, reclamation of solids from aqueous media; purification of water, water and other liquid proofing; heat treatment of products made of metal and alloys; reprocessing of nuclear fuels; purification and extraction of minerals by chemical and magnetic methods; surface finishing articles of common metal; electroplating; grinding; and welding.
42 Engineering and consulting services in the metallurgical, nuclear, chemical and mechanical engineering industries; analyses and testing of materials related to metal reclamation recovery and treatment of waste materials and handling and treatment of slag, scrap, coke, nuclear fuels and the like; engineering and technical consulting services.