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 Dessau Zementanlagenbau Veb, Joachim BergmannfiledCriticalDessau Zementanlagenbau Veb
Priority to DD24887983ApriorityCriticalpatent/DD234236B1/en
Publication of DD234236A1publicationCriticalpatent/DD234236A1/en
Publication of DD234236B1publicationCriticalpatent/DD234236B1/en