Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837161 | Method for reagent addition to a flowing liquid carrier stream | Timothy S. Stevens, Nile N. Frawley, Daniel J. Swart, William C. Harris, Lawrence W. Nicholson +1 more | 1989-06-06 |