Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889323 | Mill arrangement with primary gas mixing means | Hermann Pusch, Siegfried Zeller, Konstantin Millionis | 1989-12-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889323 | Mill arrangement with primary gas mixing means | Hermann Pusch, Siegfried Zeller, Konstantin Millionis | 1989-12-26 |