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 JP15935576UpriorityCriticalpatent/JPS5551784Y2/ja
Publication of JPS5377180UpublicationCriticalpatent/JPS5377180U/ja
Application grantedgrantedCritical
Publication of JPS5551784Y2publicationCriticalpatent/JPS5551784Y2/ja