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 parts thereof for milling and handling coal, minerals, ores and products thereof, namely, ball mills, belt type ore feeders, diaphragm pumps, diaphragm pressure pumps, centrifugal sand pumps, concentrating tables, heavy media separation units, heavy media separation cleaning units, hydroseparators, cone separators, screw separators, drum separators, heavy media separation mobile mills, sand vat distributors, flotation machines and rubber rotor blades and stators being parts of flotation machines; sand preparation machines for washing, desliming, dewatering and sizing; coal cleaning and separating machines in the nature of coal conditioning spirals and attrition machines; heavy media separation machines, namely, mobile grinding mills, roll feeders and centrifugal separators for separation of liquids containing suspended solids; machinery and parts thereof for milling and handling coal, minerals, ores and products thereof, namely, classifiers, thickeners, agitators, precipitation machines, bin gates being parts of reagent feeder machines, hoists mechanisms, ball mill feeders and jigs, skips in the nature of conveying machines for conveying ore from mines to above ground, cages in the nature of conveying machines for conveying workers and equipment to and from mines; log washing machines and scalping tanks being parts thereof; machinery and parts thereof for milling and handling coal, minerals, ores and products thereof, namely, clarifying and digesting machines, filtration machines and their parts, screens separating machines, centrifugal and cyclone-type separator machines, torque-flow solid pumps, gravity concentrator machines, magnetic separator machines, scrubbers being machines, quenching machines and lime slaking machines; machines for preparing, agitating, separating and filtering minerals, sewage, wastewater and solid waste materials
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.
rubber; plastics in extruded form for use in further manufacture; packing and insulating materials; flexible pipes, not of metal