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 JP1980035636UpriorityCriticalpatent/JPS646512Y2/ja
Publication of JPS56137161UpublicationCriticalpatent/JPS56137161U/ja
Application grantedgrantedCritical
Publication of JPS646512Y2publicationCriticalpatent/JPS646512Y2/ja