Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4243521 | Method and apparatus for aerobically treating wastewater | Charles E. Tharp | 1981-01-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4243521 | Method and apparatus for aerobically treating wastewater | Charles E. Tharp | 1981-01-06 |