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 DE19681671332external-prioritypatent/DE1671332A1/de
Application filedfiledCritical
Publication of JPS4915442B1publicationCriticalpatent/JPS4915442B1/ja