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 JP62140003Aexternal-prioritypatent/JPS63307077A/ja
Priority claimed from JP13155487Uexternal-prioritypatent/JPS6439283U/ja
Priority claimed from JP62215158Aexternal-prioritypatent/JPS6459670A/ja
Priority claimed from JP1987131555Uexternal-prioritypatent/JPH0646856Y2/ja
Priority claimed from JP13155387Uexternal-prioritypatent/JPS6439282U/ja
Application filed by Mitsui Toatsu ChemicalsfiledCriticalMitsui Toatsu Chemicals
Publication of IN168220BpublicationCriticalpatent/IN168220B/en