Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4421006 | Manual cocking device for an automatic firing weapon | Jakob Zimmermann | 1983-12-20 |
| 4342961 | Apparatus for measuring the muzzle velocity V-null of a projectile fired from a weapon | Jakob Zimmermann | 1982-08-03 |