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Priority to JP12044572ApriorityCriticalpatent/JPS4978543A/ja
Priority to US00417933Aprioritypatent/US3854811A/en
Priority to DE2366281Aprioritypatent/DE2366281C2/de
Priority to DE2359579Aprioritypatent/DE2359579C3/de
Publication of JPS4978543ApublicationCriticalpatent/JPS4978543A/ja