Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4228013 | Method and apparatus for recovery of heavy metal ions from dilute aqueous solution | David J. Degenkolb | 1980-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4228013 | Method and apparatus for recovery of heavy metal ions from dilute aqueous solution | David J. Degenkolb | 1980-10-14 |