Ball valves being parts of machines; check valves being parts of machines; pressure reducing valves being parts of machines; valves being parts of machines; couplings for machines; pneumatic and hydraulic valve actuators; valve units consisting of ball valves, strainers, and check valves as components of machines for the oil, gas, automobiles, foods, chemical, electricity, nuclear, heat supply and steam industries; Industrial chemical processing machines and apparatus; Industrial food and bev...