Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6216507 | In-line wire drawing continuous treatment process and system | Manfred Groening, Heinz-Juergen Wiedenbruch | 2001-04-17 |
| 5953944 | In-line wire drawing continuous treatment process | Manfred Groening, Heinz-Juergen Wiedenbruch | 1999-09-21 |