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 JP1980099700UpriorityCriticalpatent/JPS6320884Y2/ja
Publication of JPS5721914UpublicationCriticalpatent/JPS5721914U/ja
Application grantedgrantedCritical
Publication of JPS6320884Y2publicationCriticalpatent/JPS6320884Y2/ja