Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877588 | Method and apparatus for generating ozone by corona discharge | Lee C. Ditzler, Cynthia L. Slezak | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877588 | Method and apparatus for generating ozone by corona discharge | Lee C. Ditzler, Cynthia L. Slezak | 1989-10-31 |