Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4248159 | Pivoted railway hopper car door latching mechanism | — | 1981-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4248159 | Pivoted railway hopper car door latching mechanism | — | 1981-02-03 |