Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8615844 | Dust filter and vacuum cleaner comprising such a filter | Margarita Zwanette Van Raalte, Thelma Fernandina Geusebroek-Oskam, Paulus Hermanus Van Wolferen | 2013-12-31 |