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 JP6305175ApriorityCriticalpatent/JPS51140070A/ja
Publication of JPS51140070ApublicationCriticalpatent/JPS51140070A/ja
Publication of JPS5528984B2publicationCriticalpatent/JPS5528984B2/ja