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Application filed by Helmut Romanowski, Bernd Guettes, Renate Marquardt, Juergen Winkler, Gisela Schmidt, Grossmann Hans Juergen, Peter Schuster, Heinz Mittasch, Malotky Peter Von, Manfred Pfeifer, Karl Wessely, Klaus KuntzefiledCriticalHelmut Romanowski
Priority to DD20705578ApriorityCriticalpatent/DD138063A1/de
Publication of DD138063A1publicationCriticalpatent/DD138063A1/de