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 JP1973055815UpriorityCriticalpatent/JPS543417Y2/ja
Publication of JPS505972UpublicationCriticalpatent/JPS505972U/ja
Application grantedgrantedCritical
Publication of JPS543417Y2publicationCriticalpatent/JPS543417Y2/ja