Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7707761 | Process for manufacturing double barrel shotgun barrels, and the resulting double barrels | Karl C. Lippard | 2010-05-04 |
| 7383656 | Process for manufacturing double barrel shotgun barrels, and the resulting double barrels | Karl C. Lippard | 2008-06-10 |