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 JP7600073ApriorityCriticalpatent/JPS5527982B2/ja
Priority to US05/454,583prioritypatent/US3969958A/en
Priority to GB1385974Aprioritypatent/GB1460817A/en
Priority to DE19742415002prioritypatent/DE2415002C3/de
Publication of JPS5022974ApublicationCriticalpatent/JPS5022974A/ja
Publication of JPS5527982B2publicationCriticalpatent/JPS5527982B2/ja