Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4223724 | Device for cleaning, widening and repairing wells of drinking water and irrigation water | Gian P. Levoni | 1980-09-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4223724 | Device for cleaning, widening and repairing wells of drinking water and irrigation water | Gian P. Levoni | 1980-09-23 |