Vacuum cleaners; Vacuum cleaners for household purposes; Cordless vacuum cleaners; Hand-held vacuum cleaners; Electric vacuum cleaners; Machines and apparatus for cleaning, electric; Dust exhausting installations for cleaning purposes; Dust removing installations for cleaning purposes; Dust filters and bags for vacuum cleaners; Vacuum cleaner attachments for disseminating perfumes and disinfectants; Hoses for vacuum cleaners; Vacuum cleaner bags; Brushes for vacuum cleaners; Suction nozzles for vacuum cleaners