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 JP9256874ApriorityCriticalpatent/JPS5731146B2/ja
Publication of JPS5120638ApublicationCriticalpatent/JPS5120638A/ja
Publication of JPS5731146B2publicationCriticalpatent/JPS5731146B2/ja