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 JP1979164196UpriorityCriticalpatent/JPS628589Y2/ja
Publication of JPS5683138UpublicationCriticalpatent/JPS5683138U/ja
Application grantedgrantedCritical
Publication of JPS628589Y2publicationCriticalpatent/JPS628589Y2/ja