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
Priority claimed from DE2616080Aexternal-prioritypatent/DE2616080C2/de
Application filedfiledCritical
Publication of JPS52128452ApublicationCriticalpatent/JPS52128452A/ja
Publication of JPS5621857B2publicationCriticalpatent/JPS5621857B2/ja