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Application filed by Siegfried Geisler, Lothar Lerche, Hartmut Schubert, Horst Niedenfuehr, Renate Fuchs, Werner Riedel, Udo Jaenichen, Werner Schultheis, Frank Reimann, Renate Dietze, Karin Breithaupt, Margrit ScheidtfiledCriticalSiegfried Geisler
Priority to DD19689477ApriorityCriticalpatent/DD129824A1/de
Publication of DD129824A1publicationCriticalpatent/DD129824A1/de