Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4511048 | Jib crane system having a rotatable mast | John G. Volakakis, Robert L. McNelis | 1985-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4511048 | Jib crane system having a rotatable mast | John G. Volakakis, Robert L. McNelis | 1985-04-16 |