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Priority claimed from JP2035672Aexternal-prioritypatent/JPS4918882A/ja
Application filed by Sumitomo Chemical CofiledCriticalSumitomo Chemical Co
Priority claimed from AT742972Aexternal-prioritypatent/AT327199B/en
Publication of ATA152174ApublicationCriticalpatent/ATA152174A/en
Application grantedgrantedCritical
Publication of AT327206BpublicationCriticalpatent/AT327206B/en