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 JP12834780UpriorityCriticalpatent/JPS6242170Y2/ja
Publication of JPS5751816UpublicationCriticalpatent/JPS5751816U/ja
Application grantedgrantedCritical
Publication of JPS6242170Y2publicationCriticalpatent/JPS6242170Y2/ja