Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801051 | Method and apparatus for cleaning a filter aid | Johannes Kiefer, Manfred Girr, Aukens Jan Smaal | 1998-09-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801051 | Method and apparatus for cleaning a filter aid | Johannes Kiefer, Manfred Girr, Aukens Jan Smaal | 1998-09-01 |