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 JP749774ApriorityCriticalpatent/JPS5412867B2/ja
Publication of JPS49103771ApublicationCriticalpatent/JPS49103771A/ja
Publication of JPS5412867B2publicationCriticalpatent/JPS5412867B2/ja