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Application filed by Andreas Feher, Nikolaus Koschwitz, Harald Krause, Joachim Lindner, Maletzki Karl Heinz, Reinhard WaneckfiledCriticalAndreas Feher
Priority to DD19659576ApriorityCriticalpatent/DD129208A1/de
Publication of DD129208A1publicationCriticalpatent/DD129208A1/de