Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572027 | Concrete railroad tie two-piece insulator spacer and fastening system | Richard A. Burke | 2003-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572027 | Concrete railroad tie two-piece insulator spacer and fastening system | Richard A. Burke | 2003-06-03 |