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Priority to JP12162073ApriorityCriticalpatent/JPS5319318B2/ja
Priority to US05/518,884prioritypatent/US3945231A/en
Priority to GB4716574Aprioritypatent/GB1467707A/en
Publication of JPS5072866ApublicationCriticalpatent/JPS5072866A/ja
Publication of JPS5319318B2publicationCriticalpatent/JPS5319318B2/ja