Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664282 | Vacuum cleaner | Lennart W. Castwall, Magnus Carl Wilhelm Lindmark | 1997-09-09 |
| 5604953 | Vacuum cleaner | Lennart W. Castwall, Magnus Carl Wilhelm Lindmark | 1997-02-25 |
| 5592716 | Device for a vacuum cleaner and a method for cooling a motor | Christer Wiss, Magnus Carl Wilhelm Lindmark | 1997-01-14 |