Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860740 | Powder inhalation device | William F. Kirk, Anthony C. L. Wass, Ian P. Tansey, William G. Meredith | 1989-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860740 | Powder inhalation device | William F. Kirk, Anthony C. L. Wass, Ian P. Tansey, William G. Meredith | 1989-08-29 |