Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930420 | Seal for the nozzle opening of a projectile | Wolfgang Meffert, Siegmar Fischer, Ulf Hahn | 1990-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930420 | Seal for the nozzle opening of a projectile | Wolfgang Meffert, Siegmar Fischer, Ulf Hahn | 1990-06-05 |