Tilling machines for agricultural purposes; laser engraving machines for woodworking; stone-working machines; vacuum cleaners; metalworking machines; electric hand-held drills; electric window cleaning machines; motorized cultivators; electric washing machines for industrial purposes; electrically-powered kitchen appliance for dicing, mincing, slicing and chopping food

dental prophylaxis unit for removing deposits and stains from teeth with a stream of abrasive under pressure