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 JP10331772ApriorityCriticalpatent/JPS5431692B2/ja
Priority to US394626Aprioritypatent/US3876288A/en
Priority to DE2345337Aprioritypatent/DE2345337C2/de
Publication of JPS4960938ApublicationCriticalpatent/JPS4960938A/ja
Publication of JPS5431692B2publicationCriticalpatent/JPS5431692B2/ja
