Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP17771083Aexternal-prioritypatent/JPS6069089A/en
Priority claimed from JP16364984Aexternal-prioritypatent/JPS6163688A/en
Application filed by Nissan Chemical Ind LtdfiledCriticalNissan Chemical Ind Ltd
Priority claimed from EP84111187Aexternal-prioritypatent/EP0141222B1/en
Application grantedgrantedCritical
Publication of ATE42105T1publicationCriticalpatent/ATE42105T1/en