Central vacuum cleaning installations; Refrigerated vending machines; kitchen machines, electric, namely, electric mixers; Floor cleaning machines; Household vacuum cleaners; industrial robots; wireless vacuum cleaners; dust exhausting installations for cleaning purposes; dust removing installations for cleaning purposes; machines and apparatus for carpet shampooing, electric; Washing apparatus, namely, dish washing machines; machines and apparatus for wax-polishing, electric, namely, electric wax-polishing machines for household purposes; machines and apparatus for cleaning, electric, namely, floor cleaning machines; Electric window cleaning machines; Vacuum cleaners; vacuum cleaner attachments for disseminating perfumes and disinfectants; Vending machines; road sweeping machines, self-propelled; cleaning appliances utilizing steam; Belts for conveyors; washing installations for vehicles