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
Priority claimed from SU884434045Aexternal-prioritypatent/SU1544869A1/ru
Application filed by Lietuvos Melioracijos InstfiledCriticalLietuvos Melioracijos Inst
Priority to LTRP1068ApriorityCriticalpatent/LT2378B/lt
Publication of LT2378BpublicationCriticalpatent/LT2378B/lt