Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8544783 | Feed assembly for wood reduction apparatus | Nelson C. Langworthy | 2013-10-01 |
| 8061640 | Interchangable chipper inserts for wood grinder | Nelson C. Langworthy | 2011-11-22 |