Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228831 | Sheet metal centrifugal pump casing | — | 1993-07-20 |
| 5171126 | Centrifugal pump with an annular shroud | Karl Bayer | 1992-12-15 |
| 5114311 | Centrifugal pump with inner and outer casings | Gunter Pfeiffer-Muller | 1992-05-19 |
| 4666164 | Method and means for sealing with heat-recoverable foam layer | Bernd Gerlach | 1987-05-19 |