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 JP5905776ApriorityCriticalpatent/JPS52142371A/ja
Publication of JPS52142371ApublicationCriticalpatent/JPS52142371A/ja
Publication of JPS5617927B2publicationCriticalpatent/JPS5617927B2/ja