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 Horst Schuetze, Raimond Schenk, Rainer KochfiledCriticalHorst Schuetze
Priority to DD20618778ApriorityCriticalpatent/DD137369A1/en
Publication of DD137369A1publicationCriticalpatent/DD137369A1/en