Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622459 | Tool for manufacturing crown wheels | Gustaaf A. Uittenbogaart, Anne Lourens Sijtstra | 1997-04-22 |
| 5611233 | Transmission unit for driving two shafts lying essentially parallel | — | 1997-03-18 |