Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558080 | Stable tannin based polymer compound | Anne H. Kemp | 1985-12-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558080 | Stable tannin based polymer compound | Anne H. Kemp | 1985-12-10 |