Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536847 | Pick box for housing a mineral cutter pick | William Stephen Clapham, John Joseph Warren, Angelo Weigelt | 2003-03-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536847 | Pick box for housing a mineral cutter pick | William Stephen Clapham, John Joseph Warren, Angelo Weigelt | 2003-03-25 |