Compressors for machines; Valves as machine components; Gears for machines; Machine coupling and transmission components, except for land vehicles, and parts therefor; Mechanical condensators; Machine parts, namely, bus interfaces; Electric fans, ventilators and blowers for motors and engines; Drives for machines; Belts for machines; Stands for machines; Machine parts, namely, bearings and bushings; Pumps for machines; Clutches for machines; Machine parts in the nature of mechanical seals; Motors, namely, alternating current motors not for land vehicles