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Application filed by Lorkowski Hans Joachim, Karl Pfeiffer, Robert Becker, Hans Schimpfle, Detlef Joel, Joachim Jonsch, Dieter Dietz, Dietrich MauckschfiledCriticalLorkowski Hans Joachim
Priority to DD14822370ApriorityCriticalpatent/DD137310A4/de
Publication of DD137310A4publicationCriticalpatent/DD137310A4/de