SERA

Oscillating displacement pumps, namely, diaphragm, piston and piston diaphragm pumps for liquids and gases; machines and machine parts, namely, pulsation dampers, diaphragm valves, relief valves and diaphragm-type pressure keeping valves, injection fittings executed as check valves with pipe ends, metal diaphragm compressors, except for compressors for medical purposes, and customized kits comprised of the aforementioned machine parts