Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880556 | Aqueous alkali metal halogenite compositions containing a colorant | — | 1989-11-14 |
| 4873013 | Aqueous alkali metal halogenite compositions containing a colorant stabilized by ammonium hydroxide | — | 1989-10-10 |
| 4861514 | Compositions containing chlorine dioxide and their preparation | — | 1989-08-29 |