Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4751882 | Articulated lightweight piggyback railcar | Thomas W. Wheatley | 1988-06-21 |
| 4644871 | Articulated hopper railcar | Samir Berrada | 1987-02-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4751882 | Articulated lightweight piggyback railcar | Thomas W. Wheatley | 1988-06-21 |
| 4644871 | Articulated hopper railcar | Samir Berrada | 1987-02-24 |