Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D385140 | Support shelf | Torrence Anderson, Michael Uffner | 1997-10-21 |
| D385160 | Snow pusher | Thomas A. Tisbo | 1997-10-21 |
| D384866 | Combination snow pusher and shovel | Thomas A. Tisbo, Lyle A. Rosine | 1997-10-14 |
| D384559 | Handgrip for snow tools | Thomas A. Tisbo | 1997-10-07 |
| 5669515 | Tool hanger | Thomas A. Tisbo | 1997-09-23 |
| D383346 | Skate hook | Michael Uffner | 1997-09-09 |