Rechargeable floor sweeping machines; brushes for vacuum cleaners; handheld vacuum cleaners; dust exhausting installations for cleaning purposes; dust removing installations for cleaning purposes; electric machines and apparatus for carpet shampooing; washing apparatus; machines and apparatus for cleaning, electric; vacuum cleaners; suction nozzles for vacuum cleaners; vacuum cleaner attachments for disseminating perfumes and disinfectants; dust filters and bags for vacuum cleaners; vacuum cleaner hoses; self-propelled road sweeping machines; cleaning appliances utilizing steam.