Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889323 | Mill arrangement with primary gas mixing means | Siegfried Zeller, Konstantin Millionis, Hans Kresl | 1989-12-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889323 | Mill arrangement with primary gas mixing means | Siegfried Zeller, Konstantin Millionis, Hans Kresl | 1989-12-26 |