Machines and apparatus for cleaning (electric); Road sweeping machines (self propelled); Vacuum cleaners; Steam mops; Vacuum cleaning machines for use in households; Electric floor sweepers; Steam cleaners (machines); Electric carpet sweepers; Domestic vacuum cleaners; Electric domestic vacuum cleaners; Powered floor scrubbers; Electric steam cleaning machines; Dust exhausting installations for cleaning purposes; Dust removing installations for cleaning purposes; Cleaning appliances utilizing steam