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 JP11967372ApriorityCriticalpatent/JPS4975965A/ja
Priority to CA165,379Aprioritypatent/CA998265A/en
Priority to AU53176/73Aprioritypatent/AU454475B2/en
Priority to DE19732313615prioritypatent/DE2313615C3/de
Publication of JPS4975965ApublicationCriticalpatent/JPS4975965A/ja