Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D341684 | Trash removal skimmer tool for swimming pools | Edward L. Wall, Frank L. Wall | 1993-11-23 |
| 5137623 | Multi-purpose pool skimmer and method of making same | Edward L. Wall, Frank L. Wall | 1992-08-11 |
| 4292018 | Double nozzle block | — | 1981-09-29 |