Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045052 | Rail tie fastening assembly | — | 2000-04-04 |
| 5730357 | Railroad tie pad | Robert L. Hagerman | 1998-03-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045052 | Rail tie fastening assembly | — | 2000-04-04 |
| 5730357 | Railroad tie pad | Robert L. Hagerman | 1998-03-24 |