Seal means for valve assembly
Seal member for faucet valve
Seal of a cylinder head of an internal combustion engine
Sealing washer for taps
Seat ring for valves
Seat ring for valves
Seat support and threaded seat for valve with quadruple seat
Self-aligning lead-in chamfer for a valve seat
Self-sealing valve body and orifice member assembly
Structure for fitting a valve seat support ring in a valve port
Supplementary control valve device for the inlet channel of...
System with imperviousness joint compressed between two non-para