Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830148 | Truss-type brake beam for railway vehicle truck-mounted brake assembly | James E. Hart, Earl E. Allan | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830148 | Truss-type brake beam for railway vehicle truck-mounted brake assembly | James E. Hart, Earl E. Allan | 1989-05-16 |