Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262004 | Method of extracting chemical preservatives from treated wood | Roland Gilbert, Andre Besner | 1993-11-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5262004 | Method of extracting chemical preservatives from treated wood | Roland Gilbert, Andre Besner | 1993-11-16 |