Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443963 | Modified rifle lower receiver, related components, cartridges, and methods | David Grange, William B. Haner | 2019-10-15 |
| 10175013 | Modified rifle lower receiver, related components, cartridges, and methods | David Grange, William B. Haner | 2019-01-08 |