73535821
May 6, 1985
Apr 8, 1986
PUMPS FOR THE PETROLEUM, PETROCHEMICAL, AND CHEMICAL INDUSTRIES, NAMELY, PLUNGER PUMPS AND PISTON PUMPS
MachineryAUTOMATIC CONTROL VALVES FOR THE PETROLEUM, PETROCHEMICAL AND CHEMICAL INDUSTRIES, NAMELY, CHECK VALVES, BALL CHECK VALVES, AND WAFER CHECK VALVES
Electrical and Scientific Apparatus