Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439292 | Rolling door with a flexible door leaf | Holger Siewart | 2002-08-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6439292 | Rolling door with a flexible door leaf | Holger Siewart | 2002-08-27 |