Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heinz Bach, Christian Hartwig, Johannes Jursch, Erwin Kurth, Heinz Tornow, Gerhard PehnkefiledCriticalHeinz Bach
Priority to DD20180577ApriorityCriticalpatent/DD133749A1/de
Publication of DD133749A1publicationCriticalpatent/DD133749A1/de