Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660294 | Rotating closure for a metallurgical vessel | Ralf Schneider, Hans-Joachim Paris | 1997-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660294 | Rotating closure for a metallurgical vessel | Ralf Schneider, Hans-Joachim Paris | 1997-08-26 |