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US2324792A
|
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Hose coupling
|
|
US2341449A
|
|
Leakproof swivel joint for pipes
|
|
US2319068A
|
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Swing joint connection for liquid loading conduit systems
|
|
US2298801A
|
|
Self-closing barrel filler
|
|
US2268408A
|
|
Multiple faucent or valve
|
|
US2268407A
|
|
Self-locking hose coupling
|
|
US2260385A
|
|
Audible signal liquid level indicator
|
|
US2246136A
|
|
Self-closing valve
|
|
US2268456A
|
|
Self-locking hose or similar coupling
|
|
US2222420A
|
|
Remote control mechanism
|
|
GB511666A
|
|
Improvements in selective multiple faucets or like valves
|
|
GB522176A
|
|
Improvements in detachable valve cage for tank emergency valves
|
|
US2142543A
|
|
Selective multiple faucet or like valve
|
|
US2191902A
|
|
Closure means
|
|
US2150667A
|
|
Selective remote control mechanism
|
|
US2144212A
|
|
Selective remote control mechanism
|
|
US2112641A
|
|
Safety vent valve
|
|
US2112640A
|
|
Valve device
|
|
US1998914A
|
|
Safety wrench for faucets and like valves
|
|
US2026110A
|
|
Self-closing faucet
|
