Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969388 | Piston-cylinder device to be powered by a pressure fluid | Lambertus J. Sonneborn | 1990-11-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969388 | Piston-cylinder device to be powered by a pressure fluid | Lambertus J. Sonneborn | 1990-11-13 |