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 JP2785676UpriorityCriticalpatent/JPS565070Y2/ja
Publication of JPS52119826UpublicationCriticalpatent/JPS52119826U/ja
Application grantedgrantedCritical
Publication of JPS565070Y2publicationCriticalpatent/JPS565070Y2/ja