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 DE19732331020external-prioritypatent/DE2331020A1/de
Application filedfiledCritical
Publication of JPS5035987ApublicationCriticalpatent/JPS5035987A/ja
Publication of JPS5642296B2publicationCriticalpatent/JPS5642296B2/ja