Central vacuum cleaning installations; Vacuum cleaner bags; Cordless vacuum cleaners; Road sweeping machines, self-propelled; Electric brooms; Floor cleaning machines; Motors and engines, except for land vehicles; Cleaning appliances utilizing steam; Hand-held vacuum cleaners; Food waste disposers; Swimming pool vacuum cleaners; Electric kitchen mixers; Household cleaning robots with artificial intelligence; Laundry washing machines; Suction nozzles for vacuum cleaners