Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374749 | Friction wedge for a railroad car truck having a replaceable wear member | Scott R. Duncan, Robert M. Irving | 2002-04-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374749 | Friction wedge for a railroad car truck having a replaceable wear member | Scott R. Duncan, Robert M. Irving | 2002-04-23 |