Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5731541 | Screening element and process for producing it | Helmut Kahl | 1998-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5731541 | Screening element and process for producing it | Helmut Kahl | 1998-03-24 |