Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634949 | Percussion boring device and method for reversing a percussion boring device | Gerhard Völkel | 2023-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634949 | Percussion boring device and method for reversing a percussion boring device | Gerhard Völkel | 2023-04-25 |