YVI, Inc.

Valves of metal other than parts of machines including those from alloy steel and titanium | Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges

Class 007: Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges

Class 006: Valves of metal other than parts of machines including those from alloy steel and titanium