Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852220 | Filter plate of a filter press | Karl Grafen | 2005-02-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852220 | Filter plate of a filter press | Karl Grafen | 2005-02-08 |