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 JP4797076ApriorityCriticalpatent/JPS52129490A/ja
Publication of JPS52129490ApublicationCriticalpatent/JPS52129490A/ja
Publication of JPS568292B2publicationCriticalpatent/JPS568292B2/ja