Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346934 | Excavating bit | Michael A. College | 1982-08-31 |
| 4214617 | Stump cutter | — | 1980-07-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346934 | Excavating bit | Michael A. College | 1982-08-31 |
| 4214617 | Stump cutter | — | 1980-07-29 |