Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854348 | Single cylinder type switching valve for mixing hot and cold waters | — | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854348 | Single cylinder type switching valve for mixing hot and cold waters | — | 1989-08-08 |