Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838744 | Intermodal system for transporting a semi-trailer on two railway vehicles | Roger D. Sims, James T. Stevenson | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838744 | Intermodal system for transporting a semi-trailer on two railway vehicles | Roger D. Sims, James T. Stevenson | 1989-06-13 |