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 JP11538372ApriorityCriticalpatent/JPS539708B2/ja
Publication of JPS4973971ApublicationCriticalpatent/JPS4973971A/ja
Publication of JPS539708B2publicationCriticalpatent/JPS539708B2/ja