High and low-pressure cleaners and structural parts therefor, in particular float valves, high-pressure pumps, safety valves, filters, valve guns, nozzles, dosage dispensing valves for chemicals, injectors for chemicals, sand and lime, brushing heads, high-pressure hoses, lances; power-operated spray guns; spray lances for attachment to pressure washing machines for cleaning purposes; valves being parts of machines; fluid couplings being parts of machines; washing brushes being parts of machines; sandblasting cleaners and sandblasting injectors; drain jetters; pressure, suction and dosing pumps for machines and structural parts therefor; compressors for machines and structural parts therefor; steam cleaning machines in the nature of steam guns, lances, nozzles, valves and fittings, being parts of machines; foam injectors being parts of cleaning machines; power-driven cleaning devices, namely floor cleaners and wall cleaners in the nature of high and low-pressure cleaners and steam cleaners; nozzles and devices being structural parts of sewer jetter

Electric and electronic supervision and control apparatus, namely electric and electronic remote control apparatus for power-operated cleaning devices, data processing equipment and computers, machine-readable blank data carriers for data processing equipment and computers, structural parts for the aforesaid goods; pressure switches as parts of machines, electrical components in the nature of contactors, fire extinguishers and fire-extinguishing devices and structural parts therefor; fire-extinguishing guns, lances, nozzles, valves and fittings