Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801677 | Thermotropic aromatic polyester with high thermal stability | Volker Eckhardt, Hans-Rudolf Dicke, Ludwig Bottenbruch, Dieter Freitag | 1989-01-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801677 | Thermotropic aromatic polyester with high thermal stability | Volker Eckhardt, Hans-Rudolf Dicke, Ludwig Bottenbruch, Dieter Freitag | 1989-01-31 |