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 DD15731571ApriorityCriticalpatent/DD98302A1/xx
Priority to BG2108172Aprioritypatent/BG20195A1/xx
Priority to RO7199972Aprioritypatent/RO61158A/ro
Priority to PL15743672Aprioritypatent/PL85288B1/pl
Priority to HUPE000841prioritypatent/HU169748B/hu
Priority to CS587872Aprioritypatent/CS165664B1/cs
Publication of DD98302A1publicationCriticalpatent/DD98302A1/xx