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 Bmk Kohle U En VebfiledCriticalBmk Kohle U En Veb
Priority to DD26192584ApriorityCriticalpatent/DD233757A3/de
Priority to BG6892985Aprioritypatent/BG45492A1/xx
Priority to CS851262Aprioritypatent/CS260027B1/cs
Publication of DD233757A3publicationCriticalpatent/DD233757A3/de