Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688482 | Temperature-activated polysilicic acids and their use in paper production processes | — | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688482 | Temperature-activated polysilicic acids and their use in paper production processes | — | 1997-11-18 |