Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235170 | Railway car underframe end sill | — | 1980-11-25 |
| 4222335 | Means for manufacturing a modular railway car | James C. McQueston | 1980-09-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235170 | Railway car underframe end sill | — | 1980-11-25 |
| 4222335 | Means for manufacturing a modular railway car | James C. McQueston | 1980-09-16 |