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 DE19722224101external-prioritypatent/DE2224101C3/de
Application filedfiledCritical
Publication of JPS4956159ApublicationCriticalpatent/JPS4956159A/ja