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6
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.
copper tube, steel, copper, and bronze pipe and tube fittings; copper tube straps; non-ferrous metal rods for further manufacture; metal moldings formed by mechanical pressure with and without heat
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
refrigeration and air conditioning equipment, namely valves, filters, strainers, dryers, copper and brass fittings and forgings, refrigerant recovery units, and replacement parts therefore
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17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
plastic pipe for plumbing purposes, plastic pipe nipples, sealing tape and sealing gum for sealing pipe and tube joints
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20
Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics
plastic valves (other than machine parts) and replacement parts therefore; plastic pipe fittings
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40
Treatment of materials
manufacture of the following goods to the order and/or specifications of others - tube, pipe, nipples, fittings, rods, valves, dryers, strainers, filters, refrigerant recovery apparatus and parts and accessories therefore in the fields of plumbing, refrigeration, and air conditioning, and forging and cold metal extrusion and impact products
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
design of the following goods for others - tube, pipe, nipples, fittings, rods, valves, dryers, strainers, filters, refrigerant recovery apparatus and parts and accessories therefore in the fields of plumbing, refrigeration, and air conditioning, and forging and cold metal extrusion, and impact products