Air compressors; Air filters for mechanical purposes; Bearing housings for machines; Bearings, as parts of machines; Belts for machines; Centrifugal compressors; Filter elements for fuel filters; Filter silencers for machines; Heat sinks for use in machines; Hydraulic pumps and motors for hydrostatic systems, comprised of pumps, motors, valves, switches, sensors and electronic controls, for hydraulic drives and force transmission in machines, machine tools, grinding and food processing machines and in off-road-vehicles; Machine parts, namely, bearing housings; Machine parts, namely, bearing inserts; Machine parts, namely, bearings; Machine parts, namely, bearings and bushings; Machine parts, namely, couplers and semi-couplers of synthetic material; Machine parts, namely, flexible shaft couplings; Oil filters; Oil filters for mechanical purposes; Parts for compressed-air machines, namely, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of injection molding machines; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors