Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360556 | Method of feeding wastewater effluent to filter bed through parallel conduits | Harold L. Ball, Eric S. Ball, Jeffrey L. Ball | 1994-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360556 | Method of feeding wastewater effluent to filter bed through parallel conduits | Harold L. Ball, Eric S. Ball, Jeffrey L. Ball | 1994-11-01 |