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, couplers, drive belts, drive wheels, bushings, stoppers, idler wheels, buffers, pressure rollers, diaphragms, hydraulic cylinders, gears, mechanical joints being parts of machines, bearings, dust covers, connecting rods, wiper/scrapers for connecting rods, bumper guards, fly-wheels, valve seats, balls for ball valves, rubber valves and parts of rubber valves, ball bearings, rings, u-cups, pistons and piston rings, grommets, bellows, impellers, suction cups and sealing caps being parts of machines, cylinder belts, rubber belts for machinery, brake linings and brake cups for machinery, and poppet valves
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.
molded parts of rubber and plastic for industrial use, namely, seals, gaskets, valves and parts of valves made of rubber being other than machine parts; rubber washers for industrial use; rings of rubber for use as pipe connection seals; rubber insulators; non-metal, plastic and rubber hoses for industrial applications; sleeves for protecting parts of machinery; rubber reinforcing material for use in the manufacture of machine belts; rubber and plastic seals and gaskets for switches; and shock buffers for industrial machinery