Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934319 | Pencil-sharpening device | Michael Peterson, Larry Buchtmann, Stuart David Farnworth | 2011-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934319 | Pencil-sharpening device | Michael Peterson, Larry Buchtmann, Stuart David Farnworth | 2011-05-03 |