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 JP5251874ApriorityCriticalpatent/JPS553613B2/ja
Publication of JPS50144932ApublicationCriticalpatent/JPS50144932A/ja
Publication of JPS553613B2publicationCriticalpatent/JPS553613B2/ja