Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639473 | Thermoplastic moulding compositions | Frank Wingler, Otto Koch, Karl-Heinz Ott, Lothar Liebig | 1987-01-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639473 | Thermoplastic moulding compositions | Frank Wingler, Otto Koch, Karl-Heinz Ott, Lothar Liebig | 1987-01-27 |