Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688688 | Jib crane arrangement having a rotatable mast | John G. Volakakis, Robert L. McNelis | 1987-08-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688688 | Jib crane arrangement having a rotatable mast | John G. Volakakis, Robert L. McNelis | 1987-08-25 |