Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818535 | Repellent compositions | David Allan Baines, Andrew J. Tomlinson, Peter C. Y. K. Ning | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818535 | Repellent compositions | David Allan Baines, Andrew J. Tomlinson, Peter C. Y. K. Ning | 1989-04-04 |