Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428485 | Firearm with field-replaceable blank-fire chamber preventing chambering of live rounds | William Henry Engel, IV | 2022-08-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428485 | Firearm with field-replaceable blank-fire chamber preventing chambering of live rounds | William Henry Engel, IV | 2022-08-30 |