Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991239 | Bulkheads for swimming pools | Marcel H. Blais | 1991-02-12 |
| 4501100 | Method and apparatus for making swimming pools | Marcel H. Blais | 1985-02-26 |
| 4400834 | Swimming pool walls with gutter and conduit construction | Marcel H. Blais | 1983-08-30 |
| 4380837 | Method and apparatus for controlling the flow in swimming pool gutters | Marcel H. Blais | 1983-04-26 |
| 4316571 | Wall construction method for swimming pools | Marcel H. Blais | 1982-02-23 |