Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450735 | Method and equipment for ventilating underground workings | Peter Shelley Mills, Anthony C. Plaisted | 2002-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450735 | Method and equipment for ventilating underground workings | Peter Shelley Mills, Anthony C. Plaisted | 2002-09-17 |