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 JP1980168047UpriorityCriticalpatent/JPS6143431Y2/ja
Publication of JPS5790075UpublicationCriticalpatent/JPS5790075U/ja
Application grantedgrantedCritical
Publication of JPS6143431Y2publicationCriticalpatent/JPS6143431Y2/ja