manufacture of bar guns, plastic injection molded parts, metal stampings and machined parts, tubing and hoses, regulators, mechanical valves, solenoid valves, and electric motors and transformers to the order and specification of others

Voltage regulators; mechanical valves, namely, valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations or machines

transformers

solenoid valves