Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823800 | Spring seat for a railway truck sideframe and method of making the same | Thomas R. Berg, Thomas R. Callahan, Hector Chaidez, Ralph H. Schorr | 2004-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823800 | Spring seat for a railway truck sideframe and method of making the same | Thomas R. Berg, Thomas R. Callahan, Hector Chaidez, Ralph H. Schorr | 2004-11-30 |