Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812644 | Method and a device for assortment of a product flow | Erik Andersson, Rolf G. R. H ahansson | 1989-03-14 |
| D299546 | Channels for a filter bank supporting latticework | — | 1989-01-24 |