Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000224 | Water shut-off valve assembly | William C. Olson, Gregory R. Johnson | 1991-03-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5000224 | Water shut-off valve assembly | William C. Olson, Gregory R. Johnson | 1991-03-19 |