Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835243 | Thermotropic aromatic polymers with high elongation at break, processes for their preparation and their use for the production of moulded articles, filaments, fibres and films | Volker Eckhardt, Hans-Rudolf Dicke, Erich Hammerschmidt, Ludwig Bottenbruch, Heinz U. Blank | 1989-05-30 |