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Application filed by Gerhard Guenther, Hanspeter Haarland, Wolfgang Hartel, Guenter Hildebrand, Rolf Joachim, Dieter Kirmes, Heinz Kluck, Horst Laux, Guenter Marquart, Peper Karl Friedrich, Wolfgang Staab, Rudolf Stoever, Lothar Tretner, Otto WaltherfiledCriticalGerhard Guenther
Priority to DD20253577ApriorityCriticalpatent/DD134116A1/de
Publication of DD134116A1publicationCriticalpatent/DD134116A1/de