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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.
silos and containers made of metal for the storage and transporting of goods; metal pipes and conduits for use with bulk handling installations
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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.
mechanical installations for handling bulk materials, their parts and accessories, namely, conveyors, dust separators, mechanical mixing machines, discharge units as components of the aforementioned installations for draining bulk goods from containers; valves, namely, slide valves, flap valves, diverter valves and rotary valves and air filters forming part of the aforesaid machinery; distribution devices, namely, pipes, tubes and hoses; pumps and blowers for the pressure-conveying of granulated, powdered and/or fluid materials; compressors for machines and cyclone and counterflow separators
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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.
[ dosing units, level indicators and weighing units, all being essentially auxiliary equipment for conveyors and electric controls for conveyors ]
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
[ dust separators in the nature of filters made from metal; air filters for industrial installations; ventilation fans; heating, cooling, drying and ventilating units for use in mixing and homogenizing of bulk granular materials ]
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37
Building construction; repair; installation services
[ construction and maintenance of installations for handling bulk materials ]
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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
[ planning, designing and constructional consultation services in association with the handling of bulk materials ]