Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6761840 | Fiberglass railcar roof | Joseph V. Fecko | 2004-07-13 |
| 6374546 | Fiberglass railcar roof | Joseph V. Fecko | 2002-04-23 |
| 5916093 | Composite fiberglass railcar roof | Joseph V. Fecko | 1999-06-29 |