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Application filed by Ingrid Storbeck, Regine Hedderich, Reinhard Kunze, Stefan Roth, Ingrid Feyerherd, Helmut Jentsch, Heidemarie GutzeitfiledCriticalIngrid Storbeck
Priority to DD19776877ApriorityCriticalpatent/DD130792A1/de
Publication of DD130792A1publicationCriticalpatent/DD130792A1/de