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 JP470872ApriorityCriticalpatent/JPS521837B2/ja
Priority to IT7116072Aprioritypatent/IT996559B/it
Priority to FR7300526Aprioritypatent/FR2167827B1/fr
Priority to DE19732300907prioritypatent/DE2300907A1/de
Publication of JPS4875164ApublicationCriticalpatent/JPS4875164A/ja
Publication of JPS521837B2publicationCriticalpatent/JPS521837B2/ja
