Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4664316 | Steerable irrigation system | Rufus J. Purtell | 1987-05-12 |
| 4325060 | Floating water detector | Rufus J. Purtell | 1982-04-13 |
| 4246575 | Moisture detector | Rufus J. Purtell | 1981-01-20 |