Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848594 | Method and a device for contamination free access to the contents of a packaging container | Carl-Axel Bjorkengren, Magnus Bergstrom | 1989-07-18 |
| 4811957 | Device for accomplishing at least a liquid tight joint and a method for manufacturing such a device | Magnus Bergstrom, Jan-Olof Fransson | 1989-03-14 |