7 Anti-friction bearings for machines; Ball bearings for use in machines, namely, for automobile engines and motors; Ball rings for bearings for machines, namely, for automobile engines and motors; Bearing brackets for machines; Bearings for transmission shafts, being parts of machines; Belts for machines; Compressor cleaning machines; Fan belts for motors and engines; Fans for motors and engines; Journal boxes; Piston rings; Pumps and compressors as parts of machines, motors and engines; Pumps as parts of machines, motors and engines; Roller bearings for machines; Shaft couplings for machines; Shock absorbers for machines; Transmissions for machines; Valves as machine components; Valves being parts of machines; Air compressors; Centrifugal compressors; Electric compressors; Fan belts for motors and engines; Gas compressors; Machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; Machine parts, namely, roller bearings; Pumps and compressors as parts of machines, motors and engines; Rotary compressors