Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634444 | Drill bit for trenchless drilling | Gary A. Fuller, Thomas J. Maechler | 2003-10-21 |
| 6601620 | Stump grinding bit and tip therefor | Lars Carlsson | 2003-08-05 |
| 6546977 | Stump grinding apparatus | James Paumier | 2003-04-15 |