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Publication date
Priority claimed from JP4900179Aexternal-prioritypatent/JPS55141491A/ja
Priority claimed from JP9991779Aexternal-prioritypatent/JPS5625188A/ja
Priority claimed from AT0649779Aexternal-prioritypatent/AT366388B/de
Application filed by Toyama Chemical Co LtdfiledCriticalToyama Chemical Co Ltd
Priority to AT71681ApriorityCriticalpatent/AT368163B/de
Publication of ATA71681ApublicationCriticalpatent/ATA71681A/de
Application grantedgrantedCritical
Publication of AT368163BpublicationCriticalpatent/AT368163B/de