Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620790 | Multi-layer microfiltration membrane having an integrated prefiltration layer and method of making same | Udo Holzki, Heinz-Joachim Muller | 1997-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620790 | Multi-layer microfiltration membrane having an integrated prefiltration layer and method of making same | Udo Holzki, Heinz-Joachim Muller | 1997-04-15 |