Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791823 | Yielding head for mine support | Ian Thomas Blakley, Allen Meston, Robert William Smith, David Gordon Nicholls, Helena Miu-Kwan Tsoi | 1998-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791823 | Yielding head for mine support | Ian Thomas Blakley, Allen Meston, Robert William Smith, David Gordon Nicholls, Helena Miu-Kwan Tsoi | 1998-08-11 |