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 JP731184ApriorityCriticalpatent/JPS553577B2/ja
Publication of JPS4989068ApublicationCriticalpatent/JPS4989068A/ja
Publication of JPS553577B2publicationCriticalpatent/JPS553577B2/ja