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 JP3918274ApriorityCriticalpatent/JPS5722777B2/ja
Publication of JPS50131278ApublicationCriticalpatent/JPS50131278A/ja
Publication of JPS5722777B2publicationCriticalpatent/JPS5722777B2/ja
