Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619845 | Battery-powered lawn cutting system | Paul A. Tharman, John A. Fiorenza, II, Joseph L. Pfaff, Richard A. Dykstra, William H. Reitman | 1997-04-15 |
| 5606851 | Battery-powered lawn cutting system | Paul A. Tharman, John A. Fiorenza, II, Joseph L. Pfaff, Richard A. Dykstra, William H. Reitman | 1997-03-04 |