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 JP50130256ApriorityCriticalpatent/JPS5255773A/ja
Publication of JPS5255773ApublicationCriticalpatent/JPS5255773A/ja
Publication of JPS5341264B2publicationCriticalpatent/JPS5341264B2/ja
