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Application filed by Schoele Karl Heinz, Frieder Hoppadietz, Wolfgang Przewosnik, Kurt Wassermann, Albrecht Esch, Manfred Schulz, Dieter Beger, Horst BaudischfiledCriticalSchoele Karl Heinz
Priority to DD20277777ApriorityCriticalpatent/DD135260B1/de
Publication of DD135260A1publicationCriticalpatent/DD135260A1/de
Publication of DD135260B1publicationCriticalpatent/DD135260B1/de