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.)
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Priority to JP15893676UpriorityCriticalpatent/JPS5541971Y2/ja
Publication of JPS5377796UpublicationCriticalpatent/JPS5377796U/ja
Application grantedgrantedCritical
Publication of JPS5541971Y2publicationCriticalpatent/JPS5541971Y2/ja
