Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355789 | Gas pump for stirring molten metal | Boris S. Dolzhenkov, Vladimir F. Andreev | 1982-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355789 | Gas pump for stirring molten metal | Boris S. Dolzhenkov, Vladimir F. Andreev | 1982-10-26 |