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 Ю.Н. Ван-Гаут, З.А. Динкевич, Л.В. КрасильщикfiledCriticalЮ.Н. Ван-Гаут
Priority to SU110305ApriorityCriticalpatent/SU31062A1/en
Application grantedgrantedCritical
Publication of SU31062A1publicationCriticalpatent/SU31062A1/en