Agricultural implements, other than hand-operated; Machines and apparatus for polishing (electric); Hand-held tools, other than hand-operated; Electric hand drills; Compressed air guns for the extrusion of mastics; Compressed air machines; Compressed air pumps; Electric glue guns; Screwdrivers, electric; Generators of electricity; Starters for motors and engines; Compressors (machines); Welding machines, electric; Centrifuges (machines); Centrifugal machines; Centrifugal pumps; Pumps (parts of machines, engines or motors); Power hammers; Pneumatic hammers; Painting machines; Thermic lances (machines)