23 MACHINE SHAFTS, CRANK SHAFTS, MACHINE SPRINGS, HAND AND MACHINE TOOLS FOR WORKING METALS; FABRICATED MATERIALS-NAMELY, TURNING AND PLANING TOOLS, DRILLS, REAMERS, DRAWING TOOLS AND DIES, SCREW PLATES, SCREWING TOOLS, LATHES, BORING CROWNS, PUNCHERS, ROLLING MANDRELS, COINING DIES, KNIVES, SCISSORS, STEAM ENGINES, TURBINES, DIESEL ENGINES, COMPRESSED-AIR-DRIVEN ENGINES; AGRICULTURAL MACHINES-NAMELY, PLOWS, HARVESTING MACHINES, SOWING MACHINES, MANURE DISTRIBUTORS, MOWERS AND REAPERS; DAIRY MACHINES AND IMPLEMENTS, PNEUMATIC TOOLS, PUMPS, AIR AND GAS COMPRESSORS, AUXILIARY MARINE ENGINES, CALENDERS AND PRESSES FOR PAPER, DREDGERS, PNEUMATIC TRACK-TAMPING OUTFITS, ELEVATORS, LIFTING GEARS, CRANES, MACHINES FOR CRUSHING AND SIFTING STONES, COAL, SAND, AND ORE, MACHINES FOR GRINDING METALS, ROLLING MILLS, BEARINGS, WHEEL GEARINGS, LOCOMOTIVES, AND TURNTABLES