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 JP1976112962UpriorityCriticalpatent/JPS5412421Y2/ja
Publication of JPS5331549UpublicationCriticalpatent/JPS5331549U/ja
Application grantedgrantedCritical
Publication of JPS5412421Y2publicationCriticalpatent/JPS5412421Y2/ja