Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308041 | Device for installing a cable in a cable duct | Willem Griffioen | 1994-05-03 |
| 5211377 | Method and device for installing a cable in a cable duct | Willem Griffioen | 1993-05-18 |
| 4951934 | Device for stacking sheet-like articles such as letters | — | 1990-08-28 |
| 4785942 | Switch provided with one or more vanes and used for a sorting device | Harro M. Van Leijenhorst, Joseph E. H. Smeets, Jan F. Suringh | 1988-11-22 |
| 4687106 | Letter-mail checking device | — | 1987-08-18 |