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 JP4701972ApriorityCriticalpatent/JPS528856B2/ja
Priority to DE19722250105prioritypatent/DE2250105B2/de
Publication of JPS4911930ApublicationCriticalpatent/JPS4911930A/ja
Publication of JPS528856B2publicationCriticalpatent/JPS528856B2/ja