Structural pipe and hose fittings for pneumatic use being parts of machines; pneumatic components, namely pneumatic valve actuators being parts of machines; pneumatic valves being parts of machines; metal screw fittings for pipes being parts of machines; diaphragm pumps, namely, membrane pumps, double membrane pumps, pneumatic membrane pumps; peristaltic hose pumps, glue pumps for machines, chemical pumps for machines, gear pumps for machines, controlled volume pumps, piston pumps for machine...