KS 312

Common metals and their alloys; alloys of common metal, namely, light metal alloys; metal alloys for manufacturing pistons and cylinders for combustion engines

Machine parts, included in this class, namely, pistons, piston rings, piston pins, securing elements for piston pins in the nature of piston clips, engine connecting rods, crank shafts for engines, cylinder blocks for motors and engines, cylinders, bearings, and gear drives; pistons for engines; piston pins and piston rings; cylinders for machines, motors and engines; cylinder heads for machines, motors and engines; liner sleeves for cylinders for internal combustion engines