Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544025 | Concrete compacting device with vibration sensor and control unit | Michael Steffen | 2003-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6544025 | Concrete compacting device with vibration sensor and control unit | Michael Steffen | 2003-04-08 |