Commercial and industrial valves being parts of pipes and tubing used for controlling and regulating the flow of water, oil, and gas, namely, gate valves, butterfly valves, ball valves, check valves, globe valves, manual valves, actuated valves, control valves, solenoid valves, foot valves, pressure relief valves, pressure regulators for water installations, pressure reducing valves, electric control valves, knife gate valves

MUSICAL INSTRUMENT AMPLIFIERS

Commercial and industrial valves being parts of pipes and tubing used for controlling and regulating the flow of water, oil, and gas, namely, gate valves, butterfly valves, ball valves, check valves, globe valves, manual valves, actuated valves, control valves, solenoid valves, foot valves, pressure relief valves, pressure regulators for water installations, pressure reducing valves, electric control valves, knife gate valves