87024398
May 4, 2016
May 16, 2017
Valves for machinery, namely, valves being parts of machines; Mechanical valves, namely, valves being parts of machines; Parts of oilfield wellhead machines, namely, Mechanical gate valves; Machinery membrane valves, namely, membrane valves being parts of machines; Machinery control valves, namely, thermostatic control valves for machines; all of the foregoing for use in the semiconductor and optoelectronic industries
Machinery