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.)
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Application filed by Wolfgang Hieke, Markus Kockert, Joachim Bauch, Herbert Gentzsch, Gerhard Koeppert, Dieter Woitunik, Bernd Wenzel, Rudolf StoeffgenfiledCriticalWolfgang Hieke
Priority to DD20391978ApriorityCriticalpatent/DD135397A1/de
Priority to DE19792906846prioritypatent/DE2906846A1/de
Priority to BG4262779Aprioritypatent/BG37459A1/xx
Priority to CS125479Aprioritypatent/CS217424B1/cs
Priority to PL21385079Aprioritypatent/PL213850A1/xx
Publication of DD135397A1publicationCriticalpatent/DD135397A1/de