Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4240903 | Method of reverse stratification | Stoycho M. Stoev, Metodi S. Metodiev, Kalinka I. Kresteva | 1980-12-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4240903 | Method of reverse stratification | Stoycho M. Stoev, Metodi S. Metodiev, Kalinka I. Kresteva | 1980-12-23 |