Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302072 | Trackside door closing device for railway hopper cars | Keith C. Kieres, Lyle W. Burr | 1994-04-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302072 | Trackside door closing device for railway hopper cars | Keith C. Kieres, Lyle W. Burr | 1994-04-12 |