3D printers; Dishwashers; Aerated beverage making machines; Cordless vacuum cleaners; Electric mixers for household purposes; Electric sweepers; Industrial robots; Machines and apparatus for carpet shampooing, electric; Mechanized feeders for animals; Motorized door locks; Mowing and reaping machines; Packing machines; Packing machines under vacuum; Shoe polishers, electric; Vacuum cleaners for household purposes