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 JP10514376UpriorityCriticalpatent/JPS557459Y2/ja
Publication of JPS5322750UpublicationCriticalpatent/JPS5322750U/ja
Application grantedgrantedCritical
Publication of JPS557459Y2publicationCriticalpatent/JPS557459Y2/ja
