Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627508 | Pilot vehicle which is useful for monitoring hazardous conditions on railroad tracks | Robert F. Anderson | 1997-05-06 |
| 5623244 | Pilot vehicle which is useful for monitoring hazardous conditions on railroad tracks | — | 1997-04-22 |