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 JP1976156912UpriorityCriticalpatent/JPS5650370Y2/ja
Priority to US05/835,898prioritypatent/US4167858A/en
Publication of JPS5373555UpublicationCriticalpatent/JPS5373555U/ja
Application grantedgrantedCritical
Publication of JPS5650370Y2publicationCriticalpatent/JPS5650370Y2/ja