74380909
Apr 15, 1993
Feb 7, 1995
fluid pressure or electric motor activated valves, namely diaphragm activated valves for hydraulic or pneumatic fluid control, including differential pressure, flow control and back pressure; valves for pressure regulating and/or reducing, with or without check valves; temperature and/or pressure responsive relief valves; valves for regulating condenser water; balanced piston valves; and pipeline strainers for fluids and gases
Machinery