Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4194945 | Filtering material and process for producing same | Oleg A. Malev, Idel N. Khalandovsky, Evgeny Y. Pechko, Lev N. Laptev, Semen S. Vaikhansky +2 more | 1980-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4194945 | Filtering material and process for producing same | Oleg A. Malev, Idel N. Khalandovsky, Evgeny Y. Pechko, Lev N. Laptev, Semen S. Vaikhansky +2 more | 1980-03-25 |