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US3055629A
|
|
Depressuring valve
|
|
US2971531A
|
|
Relief valve
|
|
GB780160A
|
|
Improved tank gauging apparatus
|
|
US2877444A
|
|
Remote selecting system and apparatus
|
|
US2919435A
|
|
Selecting, routing and receiving system and apparatus
|
|
US2936626A
|
|
Level control apparatus
|
|
US2814798A
|
|
Telemetering system and apparatus
|
|
US2719644A
|
|
Filler dome assembly
|
|
US2748373A
|
|
Telemetering system for remote indication
|
|
US2726840A
|
|
Valve construction
|
|
US2549674A
|
|
Automatic flow control apparatus
|
|
US2576517A
|
|
Pressure relief valve
|
|
US2576516A
|
|
Pressure relief valve
|
|
US2533264A
|
|
Valve construction for gauging tapes
|
|
US2420599A
|
|
Flame arrester
|
|
US2388548A
|
|
Liquid sampling device
|
|
US2342472A
|
|
Pressure relief valve
|
|
US2350042A
|
|
Tank gauge
|
|
CA534708A
|
|
Liquid level gauging system
|
|
CA348513A
|
|
Valve control system
|
