Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676460 | Hinged safety rail for a concrete mixing truck | Paul C. Ellingen, Steven K. Igney | 1997-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676460 | Hinged safety rail for a concrete mixing truck | Paul C. Ellingen, Steven K. Igney | 1997-10-14 |