Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4436034 | Smoke grenade with successive slow and fast burning charges | Tore Matre, Rolf I. Halvorsen, Ingar H. Heie, Erling Myhrvold, Ove R. Berger | 1984-03-13 |
| 4391197 | Smoke cartridge | Gudmund Engen | 1983-07-05 |
| 4353301 | Smoke grenade | — | 1982-10-12 |