Compressors; vacuum pumps [machines]; vacuum pump installations; electric compressors; air compressors; compressed air machines; compressors for gases; filters, valves and sound absorbers for electric compressors, compressed air pumps and vacuum pumps; pumps for the extraction of liquids [machines]; connection fittings for electric compressors, vacuum pumps and fluid pumps; machines for generating oxygen, nitrogen and other gases; machines for enriching air with oxygen, nitrogen or other gases

Pumps for medical purposes; compressors for medical [treatment] purposes; electric air compressors for surgical use

Compressors; vacuum pumps; combined compressed-air and vacuum-generating apparatus; compressor stations; compressed air machines; compressed air pumps; filters, valves and sound dampers for compressors, compressed-air apparatus and vacuum apparatus; connection fittings for compressors, vacuum pumps and fluid pumps; pumps (machines) for water, fuels and other liquids; apparatus for producing oxygen, nitrogen or other gases; apparatus for the enrichment of air with oxygen, nitrogen or other gases

Pumps for medical use; compressors for medical use