Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D306350 | Elevated floor plate | Carl S. Hardwicke, George S. Spatoulas | 1990-02-27 |
| 4825603 | Elevated floor plate | Carl S. Hardwicke, George S. Spatoulas | 1989-05-02 |
| 4745715 | Elevated floor plate | Carl S. Hardwicke, George S. Spatoulas | 1988-05-24 |