Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6986432 | Common cast draft sill for type E and F draft gear | Andrew G. Kurtyak, John F. Deppen, John F. Oesch | 2006-01-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6986432 | Common cast draft sill for type E and F draft gear | Andrew G. Kurtyak, John F. Deppen, John F. Oesch | 2006-01-17 |