7 Agricultural machines, namely, cultivators, harvestors, disk harrows, seeders, aerating pumps for aquariums, electromechanical devices for food preparation, namely, grinders, slicers, food processors, sewing machines, electromechanical machines for food preparation for chopping, electromechanical machines for food preparation for slicing, electromechanical machines for food preparation for packaging, washing machines for clothes, dish washing machines, pressure washing machines, bottle washing machines, non-manual hand-held tools, namely, electric hammers, electric drills, pneumatic drills, electrically-powered kitchen appliance for dicing, mincing, slicing and chopping food, electric vacuum cleaners, packaging machines, drill bits, grinding wheels, cutting tools, namely, mechanical knives, spray guns for paint, electric generators, curtain drawing devices, mechanical lifting devices; hydraulic lifting devices, stone-working machines, electric machines and devices for wax-polishing for household use, electric machines and devices for wax-polishing for industrial purposes, electric machines and devices for wax-polishing for floors, electric machines and devices for wax-polishing for shoes, cutting machines, electric door closers, compressors, metalworking machines for grinding, drilling, broaching, perforating and shaping, locking screws for pneumatic spray guns