Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D678028 | Dust extractor | Isabell Rosenau, Norbert Hahn, Stefan Sell | 2013-03-19 |
| D677547 | Dust extractor | Isabell Rosenau, Norbert Hahn, Stefan Sell | 2013-03-12 |
| D677548 | Dust extractor | Isabell Rosenau, Norbert Hahn, Stefan Sell | 2013-03-12 |