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Priority to SU1733818ApriorityCriticalpatent/SU416862A1/ru
Priority claimed from SU1733818Aexternal-prioritypatent/SU416862A1/ru
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Publication of SU416862A2publicationCriticalpatent/SU416862A2/ru
Publication of SU416862A1publicationCriticalpatent/SU416862A1/ru