Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062723 | Device for preparing a glue for corrugated board | William van der Zanden | 2000-05-16 |
| 6048391 | Means for and methods of preparing a glue for corrugated board | William van der Zanden | 2000-04-11 |