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 JP10166777UpriorityCriticalpatent/JPS563501Y2/ja
Publication of JPS5428244UpublicationCriticalpatent/JPS5428244U/ja
Application grantedgrantedCritical
Publication of JPS563501Y2publicationCriticalpatent/JPS563501Y2/ja