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 JP50069810ApriorityCriticalpatent/JPS51145250A/ja
Publication of JPS51145250ApublicationCriticalpatent/JPS51145250A/ja
Publication of JPS555288B2publicationCriticalpatent/JPS555288B2/ja