Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5799545 | Ergonomic hand wheel for railway car hand brake | — | 1998-09-01 |
| 5590797 | Friction clutch mechanism for high capacity draft gear assembly and method of reconditioning draft gear with such friction clutch mechanism | James L. Duffy, David W. Daugherty, Jr., Wajih Kanjo | 1997-01-07 |
| 5127283 | Handbrake mechanism for railway cars | Raymond O'Brien, Edward Reczek | 1992-07-07 |