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 JP2682776UpriorityCriticalpatent/JPS556369Y2/ja
Publication of JPS52118225UpublicationCriticalpatent/JPS52118225U/ja
Application grantedgrantedCritical
Publication of JPS556369Y2publicationCriticalpatent/JPS556369Y2/ja