Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5582307 | Railway car coupler knuckle | Horst T. Kaufhold, George G. Schwinn | 1996-12-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5582307 | Railway car coupler knuckle | Horst T. Kaufhold, George G. Schwinn | 1996-12-10 |