Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4213470 | Tobacco-smoke filters | Henry G. Horsewell, John D. Green, John A. Luke | 1980-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4213470 | Tobacco-smoke filters | Henry G. Horsewell, John D. Green, John A. Luke | 1980-07-22 |