Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6296440 | Side channel centrifugal pump | — | 2001-10-02 |
| 6082960 | Regenerative pump | Gudrun Schulz | 2000-07-04 |
| 4390317 | Self-priming centrifugal pump, in particular for conveying liquids in the vicinity of their boiling point | Wilfried Lehmann | 1983-06-28 |
| 4256436 | Self-priming pump | Hermann Muller | 1981-03-17 |