Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802981 | Method for purification and disinfection of water | Natalia Grigorievna Ryazanova | 2004-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802981 | Method for purification and disinfection of water | Natalia Grigorievna Ryazanova | 2004-10-12 |