Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231860 | Flotation machine | Vyacheslav D. Kuznetsov, Boris P. Preobrazhensky, Valentin E. Rozhnov, Jury V. Stepanov, Viktor N. Beizer +9 more | 1980-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231860 | Flotation machine | Vyacheslav D. Kuznetsov, Boris P. Preobrazhensky, Valentin E. Rozhnov, Jury V. Stepanov, Viktor N. Beizer +9 more | 1980-11-04 |