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 JP18192879UpriorityCriticalpatent/JPS56104804U/ja
Priority to DE19803049026prioritypatent/DE3049026A1/de
Priority to US06/220,979prioritypatent/US4405268A/en
Publication of JPS56104804UpublicationCriticalpatent/JPS56104804U/ja