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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.
sewing machine parts, namely, needles, needle bars, needle holders, needle guards, needle plates, shafts, studs, knives, pressers, feeders, folders, hemmers, feet, toes, guards, joints, cams, clutches, rings, eyelets, thread guides, clamps, hooks, bushings, latches, levers, locks, loopers, pulleys, retainers, bobbins and bobbin cases, gears, shuttle drivers, spreaders, rockers, felts, needle thread tension compensator, tension guides, foot pedals, brackets, pumps, brakes, treadles, support blocks, shirrings, pins, brothers, spindles, rubber bumpers, rollers dials, rufflers, oil receptacles, brushes, and knife holders; specialized structural parts of a sewing machine housing for use only with a sewing machine, namely, screws, nuts, bolts, washers, hinges, lock washers and springs; specialized electrical parts of a sewing machine for use only with a sewing machine, namely, plugs, sockets, switches, gauges, and circuit breakers; specialized lighting parts of a sewing machine for use only with a sewing machine, namely, lamps, goosenecks and shades