Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335670 | Flexible side connector for floating and elevated platforms | Clifford I. Skaalen | 1982-06-22 |
| 4253547 | Portable personnel platform and ladder | Clifford I. Skaalen | 1981-03-03 |