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 JP4122672ApriorityCriticalpatent/JPS5420700B2/ja
Publication of JPS493407ApublicationCriticalpatent/JPS493407A/ja
Publication of JPS5420700B2publicationCriticalpatent/JPS5420700B2/ja