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 JP5399276ApriorityCriticalpatent/JPS52137257A/ja
Publication of JPS52137257ApublicationCriticalpatent/JPS52137257A/ja
Publication of JPS5739515B2publicationCriticalpatent/JPS5739515B2/ja