Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092932 | Method of producing active mineral additive for binding materials | Pavel P. Lerke, Stanislav V. Terekhovich, Boris V. Sindeev, Ilya M. Poddubny, Ivan I. Dongauzer +3 more | 1992-03-03 |