2007
|
Invention
|
Adjustable sealing means. A valve has a valving element which is rotatably fitted within a valve ... |
2005
|
Invention
|
Adjustable sealing means.
A valve has a valving element which is rotatably fitted within a valve... |
2004
|
Invention
|
Adjustable sealing means. A valve has a valving element which is rotatably fitted within a ... |
|
Invention
|
Adjustable sealing means. A valve has a valuing element which is rotatably fitted within a valve ... |
|
Invention
|
Plug valve adjustment means.
A rotary plug valve has a plug portion which is rotatably fitted wi... |
2003
|
P/S
|
manual operated metal valves for use in industrial piping systems automatic valves for use in ind... |
|
P/S
|
Manually operated metal valves. Automatic valves. |
|
P/S
|
Manually operated valves and automatic valves. |
1993
|
P/S
|
Metal valves for water pipes, non-machine element metal valves.
Automatic valves. |
1992
|
P/S
|
manually operated metal valves automatic valves |