Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811745 | Method and device for control of by-products from cigarette smoke | David J. Gibboni | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811745 | Method and device for control of by-products from cigarette smoke | David J. Gibboni | 1989-03-14 |