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 JP57158786Aexternal-prioritypatent/JPS5949828A/ja
Priority claimed from JP57159516Aexternal-prioritypatent/JPS58213625A/ja
Priority claimed from JP57192526Aexternal-prioritypatent/JPS5983922A/ja
Priority claimed from JP57211377Aexternal-prioritypatent/JPS59102871A/ja
Priority claimed from JP57227040Aexternal-prioritypatent/JPS59121198A/ja
Application filed by Mitsui Toatsu ChemicalsfiledCriticalMitsui Toatsu Chemicals
Publication of IT8348972A0publicationCriticalpatent/IT8348972A0/it
Application grantedgrantedCritical
Publication of IT1170492BpublicationCriticalpatent/IT1170492B/it