GD

Electric motor or engine driven pumps, namely, drilling pumps, industrial pumps, well service pumps, water jetting pumps, steam pumps, well stimulation pumps, duplex pumps, sludge and mud pumps and parts therefor; compressors, namely, air and gas compressors and parts therefor; power operated blowers, namely, industrial blowers and exhausters, centrifugal blowers and exhausters, rotary positive displacement blowers, regenerative blowers, sliding vane blowers and parts therefor