Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754927 | Device for detaching filter cakes | Wilhelm Claessen, Karl Grafen | 2004-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754927 | Device for detaching filter cakes | Wilhelm Claessen, Karl Grafen | 2004-06-29 |