Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561340 | Two-barrel revolver-type firearm | Roland Bertiller, Gerd Kellner | 1985-12-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561340 | Two-barrel revolver-type firearm | Roland Bertiller, Gerd Kellner | 1985-12-31 |