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 Juergen SpilleckefiledCriticalJuergen Spillecke
Priority to DD20124577ApriorityCriticalpatent/DD133128A1/de
Publication of DD133128A1publicationCriticalpatent/DD133128A1/de