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 JP474275ApriorityCriticalpatent/JPS5180255A/ja
Publication of JPS5180255ApublicationCriticalpatent/JPS5180255A/ja
Publication of JPS5754726B2publicationCriticalpatent/JPS5754726B2/ja