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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.
fittings made of brass, namely, threaded brass fasteners and access fittings in the nature of pipe fittings, pipe fittings for compressed air pipes, hose fittings, joinery fittings and ring shaped fittings for heating, ventilation, air conditioning and refrigeration (hvacr) systems; fittings made of copper, namely, threaded copper fasteners and access fittings in the nature of pipe fittings, pipe fittings for compressed air pipes, hose fittings, joinery fittings and ring shaped fittings for heating, ventilation, air conditioning and refrigeration (hvacr) systems
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7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
valves being parts of machines, namely, tank valves, membrane valves, bellows valves, valves for compressors, safety valves and check valves; hydraulic installations, namely, hydraulic power units; machine parts, namely, nozzles which are parts of power-operated sprayers; dehydrating filters and cartridge filters for use with compressors
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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; 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.
electric valves; level indicators for liquids; moisture indicators
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
refrigeration installations; heating installations; air-conditioning apparatus; valves for heating, ventilation, air conditioning and refrigeration (hvacr) systems, namely, capped valves, globe valves