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 JP3389773ApriorityCriticalpatent/JPS552649B2/ja
Publication of JPS49122705ApublicationCriticalpatent/JPS49122705A/ja
Publication of JPS552649B2publicationCriticalpatent/JPS552649B2/ja