Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622459 | Tool for manufacturing crown wheels | Augustinus F. H. Basstein, Anne Lourens Sijtstra | 1997-04-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622459 | Tool for manufacturing crown wheels | Augustinus F. H. Basstein, Anne Lourens Sijtstra | 1997-04-22 |