Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683914 | Method for chloride ion removal prior to chemical oxygen demand analysis | Donald G. Miller | 1997-11-04 |
| 5667754 | Device for chloride ion removal prior to chemical oxygen demand analysis | Donald G. Miller | 1997-09-16 |