Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803763 | Pipe comprising a pressure relief valve | Friedrich Ecker | 2017-10-31 |
| 9751247 | Extrusion method | Friedrich Ecker | 2017-09-05 |
| 9555822 | Electric trolley | Ernst Rauch | 2017-01-31 |