Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364790 | Apparatus for making plaster board | Jacques Lanneau | 1982-12-21 |
| 4361995 | U-Shaped plasterboard | Yves Buck | 1982-12-07 |
| 4345887 | Device for the pouring of plaster | Jacques Lanneau | 1982-08-24 |
| 4334786 | Process and mechanism for evolutive pulp flow regulation | Jacques Lanneau | 1982-06-15 |