Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491092 | Sealed forced-draft gas boiler disposition | Jean-Claude Charron, Yvan Poujoulat | 1985-01-01 |
| 4444155 | Sealed heat exchanger chamber with disposition of longitudinal water tubes concentrically disposed to a central burner | Jean-Claude Charron | 1984-04-24 |