Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374020 | Self-blocking attachment member and securement device comprising said attachment member | Andre R. Liebtag | 1994-12-20 |
| 5170601 | Thin slab of plastic material adapted to cover the terraces of buildings | Bernard Ducret | 1992-12-15 |
| 5024886 | Sealing sheets for roofs | Jean-Claude Reillaudoux | 1991-06-18 |
| 4680913 | Process for producing airtight sealing of buildings | Jean-Claude Reillaudoux, Bernard Ducret | 1987-07-21 |