Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578293 | Suction excavator | James Howard Ainsworth, Andrew Fraser Sutherland | 2003-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578293 | Suction excavator | James Howard Ainsworth, Andrew Fraser Sutherland | 2003-06-17 |