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Priority to JP11746072ApriorityCriticalpatent/JPS561233B2/ja
Priority to US417543Aprioritypatent/US3911448A/en
Priority to DE2357766Aprioritypatent/DE2357766A1/de
Priority to GB5435473Aprioritypatent/GB1444383A/en
Publication of JPS4975338ApublicationCriticalpatent/JPS4975338A/ja
Publication of JPS561233B2publicationCriticalpatent/JPS561233B2/ja