Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6086002 | Balanced comminuting, vacuum and loading and/or spreading system | Joan H. Frazier | 2000-07-11 |
| 5454521 | Balanced comminuting, vacuum and loading system | Joan H. Frazier | 1995-10-03 |