Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593089 | Crosstie plug for a railroad spike | Ralph L. Coomer, Joseph T. Wilson, III | 1997-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593089 | Crosstie plug for a railroad spike | Ralph L. Coomer, Joseph T. Wilson, III | 1997-01-14 |