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 JP50077786ApriorityCriticalpatent/JPS522045A/ja
Publication of JPS522045ApublicationCriticalpatent/JPS522045A/ja
Publication of JPS539465B2publicationCriticalpatent/JPS539465B2/ja