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Priority to JP46100393ApriorityCriticalpatent/JPS503925B2/ja
Priority to US00310708Aprioritypatent/US3848875A/en
Priority to DE19722259175prioritypatent/DE2259175C3/de
Priority to CA157,949Aprioritypatent/CA969871A/en
Publication of JPS4865902ApublicationCriticalpatent/JPS4865902A/ja
Publication of JPS503925B2publicationCriticalpatent/JPS503925B2/ja