Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488731 | Pleated filter made of a multi-layer filter medium | Wolfram Schultheiss, Felix Herberg | 2002-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488731 | Pleated filter made of a multi-layer filter medium | Wolfram Schultheiss, Felix Herberg | 2002-12-03 |