Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828372 | Railroad tie and method for making same | Henry W. Sullivan, Gregory P. Krouse | 2004-12-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828372 | Railroad tie and method for making same | Henry W. Sullivan, Gregory P. Krouse | 2004-12-07 |