S

Metal valves not being parts of machines and manual valve actuators of metal; manually operated metal valves and metal couplings for use with pipes; metal valves, not being parts of machines, namely, gauge valves, pressure relief valves and ball valves; metal drill pipe float valves not being parts of machines; metal valves for the controlling of fluids not being parts of machines

ball valves being parts of machines; pneumatic valve actuators; butterfly valves being parts of machines; butterfly valve accessories of metal being parts of machines, namely, handles, gear operators, stem extensions, manual valve actuators and positioners; ball valve accessories of metal being parts of machines, namely, handles and gear operators

automatic ball valves, automatic pressure relief valves and automatic pressure regulating valves; Automatic valves; electronic control valves for regulating the flow of gases and liquids; solenoid valves