Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8985179 | System for stabilizing the top lamella against wind load by using a linear chain | Holger Siewert, Friedhelm Frede | 2015-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8985179 | System for stabilizing the top lamella against wind load by using a linear chain | Holger Siewert, Friedhelm Frede | 2015-03-24 |