machines and machines tools; suction and air negative machines for industrial purposes; robots for supervision compressors; air sweep
Machineryscientific measuring, checking (supervision) apparatus and instruments; indoor air analysis apparatus quality; mobile air cleaner; air nozzle; sounding apparatus and machines; computer software and programs (recorded); protective halfsuit isolator canopy
Electrical and Scientific Apparatusrepair and refurbishing; cleaning of airducts or conduits information (repair)
Building Construction and Repair