Legal status (The legal status 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 status listed.)
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
Application filedfiledCritical
Priority to JP6963073ApriorityCriticalpatent/JPS5019893A/ja
Priority to BR500374Aprioritypatent/BR7405003D0/pt
Publication of JPS5019893ApublicationCriticalpatent/JPS5019893A/ja