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 JP4740773UpriorityCriticalpatent/JPS5211870Y2/ja
Publication of JPS49150121UpublicationCriticalpatent/JPS49150121U/ja
Application grantedgrantedCritical
Publication of JPS5211870Y2publicationCriticalpatent/JPS5211870Y2/ja