Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5003642 | Foreign matter trap for shower drain | William S. Hudson | 1991-04-02 |
| 4460017 | Four-way valve | — | 1984-07-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5003642 | Foreign matter trap for shower drain | William S. Hudson | 1991-04-02 |
| 4460017 | Four-way valve | — | 1984-07-17 |