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Priority to JP763472ApriorityCriticalpatent/JPS5419471B2/ja
Priority to GB135973Aprioritypatent/GB1386705A/en
Priority to US324319Aprioritypatent/US3905867A/en
Publication of JPS4877089ApublicationCriticalpatent/JPS4877089A/ja
Publication of JPS5419471B2publicationCriticalpatent/JPS5419471B2/ja