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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.
metal valves, pigs and fittings for pipelines
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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.
machinery and equipment for inspecting, repairing and cleaning pipelines and other flow conduits, namely, pipeline pigs, tapping machines and fusion machines for the fusion of thermoplastic fittings and pipe
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8
Hand tools and implements (hand-operated); cutlery; side arms; razors.
hand tools for inspecting, repairing and cleaning pipelines and other flow conduits, namely, manual plugging machines and manual tapping machines
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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.
equipment and instruments in pigs for surveying, inspecting, repairing and cleaning pipelines and other flow conduits, namely, pipeline pig tracking and locating equipment
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
portable pipe freezing kit for use in plumbing repairs comprised of cooling aggregate with refrigerant hoses and deep freezer heads
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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.
flexible plastic pipes and pipe fittings, elastomeric liners for the interior of pipes
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21
Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steelwool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes.
machinery and equipment for cleaning pipelines, namely pipeline pigs and related cups and brushes therefore