machines, machine tools, power-operated tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements, other than hand-operated hand tools; vacuum cleaners and parts thereof, including filters and mechanically driven brushes; tools for vacuum cleaners; electric motors for commercial appliances; switched reluctance electric motors; separation apparatus; commercial vacuum cleaners; vacuum cleaners for industrial use; hoses and filters for vacuum cleaners; tools and interceptors for vacuum cleaners; vacuum cleaning systems; electric cleaning apparatus for commercial or industrial use; pneumatic powered vacuum cleaners; pneumatic air tools; pneumatic compressors; pneumatic pumps; pneumatic power tools; pumps for the extraction of liquids (machines); suction apparatus for industrial purpose for the removal of liquid; industrial vacuum machines for cleaning