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Priority claimed from JP45016805Aexternal-prioritypatent/JPS4826217B1/ja
Priority claimed from JP45018115Aexternal-prioritypatent/JPS4821486B1/ja
Priority claimed from JP45114364Aexternal-prioritypatent/JPS491846B1/ja
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Priority claimed from SU1625292Aexternal-prioritypatent/SU437273A1/ru
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Publication of SU398018A3publicationCriticalpatent/SU398018A3/ru