Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957740 | Cyclone separator with central built-in element | — | 2005-10-25 |
| 6842943 | Pressure-ball sliding doorstop | Gundolf Heinrichs, Ralf Duning | 2005-01-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957740 | Cyclone separator with central built-in element | — | 2005-10-25 |
| 6842943 | Pressure-ball sliding doorstop | Gundolf Heinrichs, Ralf Duning | 2005-01-18 |