PNEUMASTER
tools and equipment for oil, gas and production wells; namely, valves, safety valves, electronically controlled valves, hydraulically-controlled valves, electro-hydraulically controlled valves, and remotely actuated valves; namely, flow control devices and controlled fluid and gas flow valves and safety valves, all being part of tools and equipment for oil and gas well completion equipment
Abandoned · March 23, 1998 · 75455353 ·