Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352278 | Marking powder for and method of marking a metallic article | Bala K. Paramanathan, Andries C. de Muijnck | 1994-10-04 |
| 5079941 | Temper mill installation and shearing machine for use in such an installation | Jan F. De Blok | 1992-01-14 |