Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636903 | Mining system for removing overburden | Alan William Dickerson | 1997-06-10 |
| 5409298 | Open cut mining apparatus | Alan William Dickerson | 1995-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636903 | Mining system for removing overburden | Alan William Dickerson | 1997-06-10 |
| 5409298 | Open cut mining apparatus | Alan William Dickerson | 1995-04-25 |