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Priority to JP3869177ApriorityCriticalpatent/JPS53125114A/ja
Priority to US05/892,269prioritypatent/US4173420A/en
Priority to GB13025/78Aprioritypatent/GB1598494A/en
Publication of JPS53125114ApublicationCriticalpatent/JPS53125114A/ja
Publication of JPS5547986B2publicationCriticalpatent/JPS5547986B2/ja