Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681482 | Rollable temporary roadway and apparatus for rolling up an installed temporary roadway | Hans-Norbert Wiedeck | 1987-07-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681482 | Rollable temporary roadway and apparatus for rolling up an installed temporary roadway | Hans-Norbert Wiedeck | 1987-07-21 |