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Application filed by Каунасский Политехнический ИнститутfiledCriticalКаунасский Политехнический Институт
Priority to SU1411468ApriorityCriticalpatent/SU445888A1/en
Priority claimed from SU1411468Aexternal-prioritypatent/SU445888A1/en
Application grantedgrantedCritical
Publication of SU445888A2publicationCriticalpatent/SU445888A2/en
Publication of SU445888A1publicationCriticalpatent/SU445888A1/en