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US2034173A
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Siphon breaker for water closets
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US2017840A
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Flushing valve
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US1898337A
|
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Water compression system
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US1868520A
|
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Flushing valve
|
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US1799211A
|
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Pressure-controlling valve
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US1670300A
|
|
Float-controlled admission valve
|
|
US1770909A
|
|
Water-supply regulator
|
|
US1768562A
|
|
Flushing apparatus for water-closets
|
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US1730187A
|
|
Flushing apparatus for water-closets
|
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US1469891A
|
|
Flushing apparatus
|
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US1396501A
|
|
Flushing-valve
|
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CA191191A
|
|
Flushing mechanism
|
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CA192263A
|
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Flushing apparatus
|
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US1265601A
|
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Apparatus for flushing water-closets.
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US1290892A
|
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Flushing apparatus for water-closets.
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CA163357A
|
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Flushing valve
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US1203578A
|
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Surface discharge apparatus for tanks.
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US1096220A
|
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Flushing-valve.
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US1040872A
|
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Surface discharge apparatus for tanks.
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US882740A
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Fluid-controlled flushing-valve.
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