Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824668 | Attenuated infectious bursal disease virus strain and vaccine therefrom | Fred W. Melchior, Jr. | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824668 | Attenuated infectious bursal disease virus strain and vaccine therefrom | Fred W. Melchior, Jr. | 1989-04-25 |