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 JP5646177ApriorityCriticalpatent/JPS53142449A/ja
Publication of JPS53142449ApublicationCriticalpatent/JPS53142449A/ja
Publication of JPS577549B2publicationCriticalpatent/JPS577549B2/ja
