Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133416 | Device for drilling holes in the ground | Igor Nikolaev | 1992-07-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133416 | Device for drilling holes in the ground | Igor Nikolaev | 1992-07-28 |