[Class : 6] Nozzles Of Metals Including Venturi Nozzles, Flow Nozzles; Wedges Of Metal; Wedge Sockets Of Metal; Metal Castings; Metallic Flanges.[Class : 7] Valves For Machines Including Shut Off Valves, Ball Valves, Butterfly Valves; Check Valves Of Metals; Electric Strainers; Forging Machines; Manifolds [Parts Of Machines]; Manifolds [Parts Of Engines], Needle Valves, Pres...