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Priority claimed from SU813298601Aexternal-prioritypatent/RU1780498C/ru
Priority claimed from SU833659797Aexternal-prioritypatent/SU1340588A3/ru
Application filed by American Cyanamid CofiledCriticalAmerican Cyanamid Co
Publication of LV5673A3publicationCriticalpatent/LV5673A3/xx