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 JP6474ApriorityCriticalpatent/JPS5096447A/ja
Priority to CA216,942Aprioritypatent/CA1024618A/en
Priority to US05/536,993prioritypatent/US3987389A/en
Publication of JPS5096447ApublicationCriticalpatent/JPS5096447A/ja