Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5257280 | Gas introducing and stirring apparatus of metallurgical vessel | Nobuyuki Mimura | 1993-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5257280 | Gas introducing and stirring apparatus of metallurgical vessel | Nobuyuki Mimura | 1993-10-26 |