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 JP6235174ApriorityCriticalpatent/JPS568989B2/ja
Publication of JPS50153334ApublicationCriticalpatent/JPS50153334A/ja
Publication of JPS568989B2publicationCriticalpatent/JPS568989B2/ja