7 Metalworking machines and metalworking machine tools; Construction machines and structural parts therefor, namely, concrete construction machines; Loading and unloading machines and structural parts therefor; Chemical processing machines and structural parts therefor, namely, blending machines for chemical processing, dust collecting machines for chemical processing; Pulp making, paper-making or paper-working machines and structural parts therefor, namely, pulp refining machines; Plastic processing machines and structural parts therefor; Semiconductor manufacturing machines; semiconductor manufacturing machines and systems comprising semiconductor wafer processing machines, semiconductor substrates manufacturing machines; Non-electric prime movers not for land vehicles, namely, shafts, axles or spindles not for land vehicles, bearings being machine elements not for land vehicles, shaft couplings or connectors being machine elements not for land vehicles, power transmission and gearing for machines not for land vehicles, shock absorbers being machine elements not for land vehicles, springs being machine elements not for land vehicles, valves being machine elements not for land vehicles; Pneumatic or hydraulic machines and instruments, namely, pneumatic conveyors, pneumatic pumps, hydraulic jacks, hydraulic pumps, power-operated blower, air compressor; Electric wax-polishing machines for industrial purposes; Vacuum cleaners; Power sprayers for disinfecting, insecticides and deodorants not for agricultural purposes; Machine elements not for land vehicles, namely, internal combustion engines, steam engines, jet engines, rocket engine turbines, hydraulic turbines for power generation and compressed air engines ; Waste compacting machines and structural parts therefor; Waste crushing machines; Starters for motors and engines; AC motors and DC motors not including those for land vehicles but including parts for any AC motors and DC motors; AC generators; alternators; DC generators