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 Erhard Pohle, Thomas Nieber, Volker HeringfiledCriticalErhard Pohle
Priority to DD20400278ApriorityCriticalpatent/DD134861A1/de
Publication of DD134861A1publicationCriticalpatent/DD134861A1/de