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 Vnii DerevoobrabatyvayushchejfiledCriticalVnii Derevoobrabatyvayushchej
Priority to SU823429799ApriorityCriticalpatent/SU1158539A1/ru
Application grantedgrantedCritical
Publication of SU1158539A1publicationCriticalpatent/SU1158539A1/ru