AMERICAN PIPELINE VALVE

Metal couplings for pipes; couplings of metal for pipes; metal ducts for gas pipelines; metal pipe couplings; valves of metal for water pipes; metal valves for controlling the flow of gases in pipelines; metal valves for water pipes; metal water-pipe valves; water-pipe valves of metal; valves of metal, other than parts of machines; valves of metal, other than parts of machines, including those made from alloy steel and titanium; angle valves of metal, other than parts of machines; valves of metal other than parts of machines including those from alloy steel and titanium; metal valves, not being parts of machines; manually operated metal valves, other than parts of machines; drain traps [valves] of metal; metal pulleys, springs and valves [not including machine elements].