Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673285 | Concentric electrode DC arc systems and their use in processing waste materials | J. Kenneth Wittle, Richard A. Hamilton | 1997-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673285 | Concentric electrode DC arc systems and their use in processing waste materials | J. Kenneth Wittle, Richard A. Hamilton | 1997-09-30 |