Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7510320 | Extrusion auger with removable auger segments and removal tool | Charles Burton Whittaker, Jr. | 2009-03-31 |
| 7192178 | Extrusion auger with removable auger segments and removal tool | Charles Burton Whittaker, Jr. | 2007-03-20 |