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Application filed by Peter Prusseit, Hermann Teichmann, Friedrich Ackermann, Wolfgang Meissner, Peter Pforr, Ernst Glatz, Alfons DrobnerfiledCriticalPeter Prusseit
Priority to DD19801277ApriorityCriticalpatent/DD130270A1/en
Publication of DD130270A1publicationCriticalpatent/DD130270A1/en