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 JP4606472UpriorityCriticalpatent/JPS5144474Y2/ja
Publication of JPS498311UpublicationCriticalpatent/JPS498311U/ja
Application grantedgrantedCritical
Publication of JPS5144474Y2publicationCriticalpatent/JPS5144474Y2/ja