Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6431231 | Hydraulically controlled stump grinder | Rae Dell Braaten, Paul J. Steffes | 2002-08-13 |
| D457172 | Stump grinder attachment for loader | Paul J. Steffes, Rae Dell Braaten, Philip D. Bogner | 2002-05-14 |