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 JP1979057073UpriorityCriticalpatent/JPS623955Y2/ja
Publication of JPS55159675UpublicationCriticalpatent/JPS55159675U/ja
Application grantedgrantedCritical
Publication of JPS623955Y2publicationCriticalpatent/JPS623955Y2/ja