Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548121 | Breech mechanism with a mushroom head packing | Karl-Egon Janssen | 1985-10-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4548121 | Breech mechanism with a mushroom head packing | Karl-Egon Janssen | 1985-10-22 |