Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620516 | Wood-treating device | Guy Helsing | 1997-04-15 |
| 5443641 | Wood-treating device | Guy Helsing | 1995-08-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620516 | Wood-treating device | Guy Helsing | 1997-04-15 |
| 5443641 | Wood-treating device | Guy Helsing | 1995-08-22 |