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Application filed by Joachim Schmidt, Harald Wieland, Wolfgang Thuerer, Siegfried Schippan, Hermann Kahl, Lothar Schulze, Werner Wagner, Fritz BrandtfiledCriticalJoachim Schmidt
Priority to DD20652378ApriorityCriticalpatent/DD137535A1/de
Publication of DD137535A1publicationCriticalpatent/DD137535A1/de