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Priority to JP9539472ApriorityCriticalpatent/JPS554986B2/ja
Priority to US31681972prioritypatent/US3845776A/en
Priority to GB5893772Aprioritypatent/GB1415876A/en
Publication of JPS4950628ApublicationCriticalpatent/JPS4950628A/ja
Publication of JPS554986B2publicationCriticalpatent/JPS554986B2/ja