Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809398 | Vacuum cleaner combination latch and electrical contact arrangement | Tommy N. Linduist, Ann-Christine Hedin, Kurt Francke | 1989-03-07 |
| 4773118 | Noise reduction arrangement for a vacuum cleaner | Tommy Lindquist, Ann-Christine Hedin, Kurt Francke, Gunnar Lundmark | 1988-09-27 |
| 4766639 | Blocking device for a vacuum cleaner | Nils T. Lindquist, Ann-Christine Hedin, Kurt Francke | 1988-08-30 |