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 filedfiledCritical
Priority to DD16113972ApriorityCriticalpatent/DD95758A1/xx
Priority to DE19722261639prioritypatent/DE2261639A1/de
Publication of DD95758A1publicationCriticalpatent/DD95758A1/xx
