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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Priority to JP9621976UpriorityCriticalpatent/JPS5718024Y2/ja
Publication of JPS5316027UpublicationCriticalpatent/JPS5316027U/ja
Application grantedgrantedCritical
Publication of JPS5718024Y2publicationCriticalpatent/JPS5718024Y2/ja
