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 JP13007672ApriorityCriticalpatent/JPS553981B2/ja
Publication of JPS4988785ApublicationCriticalpatent/JPS4988785A/ja
Publication of JPS553981B2publicationCriticalpatent/JPS553981B2/ja
