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 JP15325984UpriorityCriticalpatent/JPS643651Y2/ja
Publication of JPS6168874UpublicationCriticalpatent/JPS6168874U/ja
Application grantedgrantedCritical
Publication of JPS643651Y2publicationCriticalpatent/JPS643651Y2/ja