Compressors, namely, air compressors; compressors for refrigerating plants in the nature of refrigerator compressors; refrigerant compressors for refrigerating plants; gas compressors; electric compressors; reciprocating compressors; air compressors; pneumatic compressors in the nature of air compressors; compressors for machines; compressed air pumps; compressors for gases; air condensers being compressors; axial flow compressors, namely, air axialflow compressors; air compressors for machin...