7 Abrasive blast cleaning machines; Angle valves being parts of machines; Automated hydro-thrust cleaning units for pipelines; Automatic swimming pool cleaners and parts therefor; Automotive service equipment, namely, brake flushing machines; Car washing installations; Car washing machines; Carpet cleaning machines; Carpet cleaning machines, namely, carpet extractors; Casing rings being parts of machines; Cleaning machines for ponds; Drain cocks; Drain jetters; Electric machines and apparatus for carpet shampooing; Electric machines and apparatus for cleaning rugs, carpets and floors; Pipe cleaning machines; Pressure washing machines; Road sweeping machines; Vehicle washing installations; Vehicle wheel cleaning machines