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.)
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Application filedfiledCritical
Priority to JP980476UpriorityCriticalpatent/JPS5553747Y2/ja
Publication of JPS52102011UpublicationCriticalpatent/JPS52102011U/ja
Application grantedgrantedCritical
Publication of JPS5553747Y2publicationCriticalpatent/JPS5553747Y2/ja
