Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7979956 | Vacuum bag attachment device and method | Christoph Scheiwiller, Detlelf Auerswald | 2011-07-19 |
| D559483 | Vacuum bag attachment | Christoph Scheiwiller, Detlef Auerswald | 2008-01-08 |