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 JP4941172ApriorityCriticalpatent/JPS5428071B2/ja
Publication of JPS4915368ApublicationCriticalpatent/JPS4915368A/ja
Publication of JPS5428071B2publicationCriticalpatent/JPS5428071B2/ja