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Application filed by Lutz Dobberstein, Diethard Schimke, Rolf Marschner, Karl Mittenhuber, Volker Brokof, Ernst Bordes, Winfried SchuetzefiledCriticalLutz Dobberstein
Priority to DD20443778ApriorityCriticalpatent/DD135079A1/de
Publication of DD135079A1publicationCriticalpatent/DD135079A1/de