23 COMPOSITION BEARINGS; FLANGED AND TAPERED AXLES; DREDGING AND INDUSTRIAL MATERIAL HANDLING PUMPS; PLACER DREDGE BUCKETS; POWER SHOVEL DIPPERS; BAR, CRANE, GEAR, SHEAVE AND SPROCKET WHEELS; ELEVATOR AND CONVEYOR CHAINS; GEARS; RAILROAD SWITCHES; RAIL LUBRICATORS; SWITCH STANDS; AND SWITCH POINT LOCKS.