Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6042639 | Fire retarding composition and a method for impregnation of a combustible material | Egil Kleven | 2000-03-28 |
| 5342656 | Flame retarding and smoke retarding mixture | — | 1994-08-30 |