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 JP993274ApriorityCriticalpatent/JPS5423520B2/ja
Publication of JPS50149193ApublicationCriticalpatent/JPS50149193A/ja
Publication of JPS5423520B2publicationCriticalpatent/JPS5423520B2/ja