7 Compressors (machines), pneumatically operated tools; compressed air machines; drying machines; filtering machines; waste heat recovery machines; parts and fittings for all the aforesaid goods; all included in Class 7.
11 Filtering and drying apparatus; refrigerated compressed air dryers; heat recovery apparatus; air processing apparatus; parts and fittings for all the aforesaid goods; all included in Class 11.
37 Service, installation, mounting and maintenance of compressors, air processing machines, air processing equipment, filtering apparatus, drying apparatus, waste heat recovery machines and apparatus; service, maintenance, installation and repair of power tools; all included in Class 37.
