7 hoists; hoists and hoist installations, namely, machines in the nature of mechanically-operated, hydraulically-operated, and electrically-operated spreaders for use with trucks and cranes for the handling of containers, swap bodies and trailers, and parts and fittings therefor, namely, spreader parts sold as component parts of the spreaders; mechanical spreaders, namely, mechanical spreaders for truck cranes and cranes; cranes; cranes, namely, derricks, overhead cranes, cranes being mechanical lifting and hoisting apparatus and pile-drivers; parts and fittings for the above-mentioned goods, namely, chassis parts, hydraulic, electric, and pneumatic parts