Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867874 | Device for filtering water from an overflowing swimming pool, using an accumulating tank acting as a gravity filter | Robert Aubert | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867874 | Device for filtering water from an overflowing swimming pool, using an accumulating tank acting as a gravity filter | Robert Aubert | 1989-09-19 |