Pump control valves; valves as machine components; thermostatic control valves for machines; valves being parts of machines; valves being parts of machines operated pneumatically and by air; valves for pumps; back pressure valves as parts of machines; engine exhaust systems comprised of particulate traps; hydraulic controls for machines, motors and engines; pneumatic controls for machines, motors and engines; pneumatic air preparation equipment, namely, airline filters, lubricators, and regulators, all being parts of machines; pneumatic ball transfer units; pneumatic blow guns for use in a manufacturing process to blow dust off parts, workstations or wherever necessary; pneumatic conveyors; pneumatic door closers; pneumatic drills; pneumatic grease guns; pneumatic hammers; pneumatic hammers; pneumatic linear actuators; pneumatic piercing machinery and auxiliary supportive devices used in the installation or replacement of utility pipe lines, cable lines, pipe tunnels and underground utility systems; pneumatic pipe-bursting machinery and auxiliary supportive devices used in the installation or replacement of utility pipe lines, cable lines, pipe tunnels and underground utility systems; pneumatic pumps; pneumatic shears; pneumatic transporters; pneumatic tube conveyors; pneumatic valve actuators; vehicle pneumatic and hydraulic compressors; window closers, pneumatic; window openers, pneumatic; hydraulic power units; pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems being sold as a unit with manufacturing machines; pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems sold as a unit with manufacturing machines; grinding machines for treating ore; pressure-regulating valves as machine components; centrifugal pumps

Automatic inlet control valves for reciprocating air compressors; automatic valves; carbon dioxide discharge valves for use in fire suppression systems; control valves for regulating the flow of gases and liquids; electronic valves for controlling gas or fluids; expansion valves for fluid control; lock-out valves and switches for use in carbon dioxide fire suppression systems; release valves and switches for use in carbon dioxide fire suppression systems; solenoid valves as electromagnetic switches; unloading check valves for the outlets of air compressors; valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations or machines; measuring couplings for measuring temperature, pressure, quantity and concentration of fluids in hydraulic or pneumatic systems; control valves for regulating pressure for the flow of gases and liquids