Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693798 | Method of treating contaminant ions in an aqueous medium with electrolytically generated ferrous ions, and apparatus therefor | Philip P. O'Donnell | 1987-09-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4693798 | Method of treating contaminant ions in an aqueous medium with electrolytically generated ferrous ions, and apparatus therefor | Philip P. O'Donnell | 1987-09-15 |