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Thomas Edison ; 1889
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| Number | Title | Issue Date |
| 5332003 | Sanitary water valve A valve has a housing provided with a fixed inlet disk in the housing formed with throughgoing water-inlet ports and a fixed outlet disk transversely spaced in the housing from the inlet disk and formed with deflecting chambers aligned transversely with t... | 07/26/1994 |
| 5110044 | Sanitary mixing valve A sanitary mixing valve for controlling the flow and mix of hot and cold water supplied respectively from a hot water inlet and a cold water inlet. The valve includes a valve body coupleable to the hot and cold water inlets and having a water outlet. A di... | 05/05/1992 |
