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 JP15743079UpriorityCriticalpatent/JPS6215013Y2/ja
Publication of JPS5674638UpublicationCriticalpatent/JPS5674638U/ja
Application grantedgrantedCritical
Publication of JPS6215013Y2publicationCriticalpatent/JPS6215013Y2/ja