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 JP430272ApriorityCriticalpatent/JPS4875514A/ja
Priority to FR7247049Aprioritypatent/FR2169903A1/fr
Publication of JPS4875514ApublicationCriticalpatent/JPS4875514A/ja