Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10676108 | Method of converting a tri-level auto-rack railcar to a bi-level auto-rack railcar | Robert Ortner, George S. Creighton, Andrew Brown, James R. Mitzenberg | 2020-06-09 |