23 MACHINES AND MACHINE TOOLS-NAMELY, LATHES, PLANERS, ROLLING MILLS, PIPING MACHINES, HYDRAULIC PRESSES, OIL HYDRAULIC PRESSES, MECHANICAL PRESSES, SHEARING MACHINES, BATCHER PLANTS, ASPHALT PLANTS, DREDGING MACHINES, OVERHEAD TRAVELLING CRANES, BRIDGE CRANES, BELT CONVEYERS, PNEUMATIC CONVEYERS, PARTICLE ELIMINATORS, MECHANICAL AND ELECTRICAL DUST COLLECTORS; GAS AND STEAM TURBINES; TRANSMISSION GEARS; SPEED REDUCERS; DIESEL ENGINES; PULPERS, REFINERS, CUTTERS AND WINDERS FOR PAPER MAKING; AND DREDGES