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 JP3277976ApriorityCriticalpatent/JPS52115441A/ja
Publication of JPS52115441ApublicationCriticalpatent/JPS52115441A/ja
Publication of JPS5435690B2publicationCriticalpatent/JPS5435690B2/ja