Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876960 | Fuse for low-spin or non-spin projectiles | Wolfgang Schillinger, Wolfgang Zehnder | 1989-10-31 |
| 4798140 | Safety fuse for a spinning-type projectile | Walter Winterhalter | 1989-01-17 |