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.
machine parts, namely, bearings and linear and rotational bearings; structural and replacement parts for valves and compressors for machines; machine parts made of thermoplastic and thermoset materials for use in fluid handling equipment, namely, valves, wheels, compressor piston rings, spline adapters, and couplings for drive shafts
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.
semi-processed plastic in the form of stock shapes and net shapes, namely, engineering plastics made of thermoplastic and thermoset materials for use in fluid handling equipment; semi-processed plastic materials for use in further manufacture, namely, unfinished thermoplastic and thermoset materials used in the manufacture of machine parts; semi-finished plastic goods, namely, plastic in extruded or molded form for general industrial use, namely, thermoplastic and thermoset molded or extruded components; non-metal sealing rings, gaskets and packings for fluid handling equipment; packing materials for forming seals, namely, packing rings for pump and hydraulic cylinder packings and diaphragms; semi-finished plastic goods, namely, plastics in extruded form for industrial use, namely, plastics made of thermoplastic and thermoset materials for use in fluid handling equipment, and extruded or molded form for use in the manufacture of fluid sealing devices; flexible polymeric damping devices, namely, shock absorbing buffers for industrial machinery; electrical insulators, namely, insulators made of thermoplastic and thermoset compounds; non-metal gaskets, seals and packings for use in fluid handling equipment