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 JP12610876UpriorityCriticalpatent/JPS5347182U/ja
Priority to US05/834,943prioritypatent/US4154881A/en
Priority to AU28981/77Aprioritypatent/AU506357B2/en
Publication of JPS5347182UpublicationCriticalpatent/JPS5347182U/ja