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 JP1975033258UpriorityCriticalpatent/JPS573989Y2/ja
Publication of JPS51114477UpublicationCriticalpatent/JPS51114477U/ja
Application grantedgrantedCritical
Publication of JPS573989Y2publicationCriticalpatent/JPS573989Y2/ja