Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461704 | Pool cleaning device for operation under floating pool cover | — | 1984-07-24 |
| 4434050 | Pool cleaning device for rolling operation under pool cover | — | 1984-02-28 |
| 4431538 | Pool cleaning device for rolling operation under pool cover | — | 1984-02-14 |
| 4373220 | Pool water level maintenance apparatus and method | — | 1983-02-15 |