Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353957 | Floor maintenance machine including gearbox arrangement | Jack Wolfe, Derrick Lee Hamm | 2002-03-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353957 | Floor maintenance machine including gearbox arrangement | Jack Wolfe, Derrick Lee Hamm | 2002-03-12 |