Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363738 | Portable electrohydraulic trainer | John A. O'Brien, George A. McConnell | 1994-11-15 |
| 5354203 | Portable hydraulics trainer | John A. O'Brien | 1994-10-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363738 | Portable electrohydraulic trainer | John A. O'Brien, George A. McConnell | 1994-11-15 |
| 5354203 | Portable hydraulics trainer | John A. O'Brien | 1994-10-11 |