Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8782874 | Railway tie automated preplating apparatus | — | 2014-07-22 |
| 6758445 | Replaceable point frog | Gary Click | 2004-07-06 |
| 4824055 | Railroad FROG | Keith M. Barlow, Thomas R. Stanley | 1989-04-25 |