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Priority to JP6240273ApriorityCriticalpatent/JPS5546500B2/ja
Priority to US05/465,625prioritypatent/US3937015A/en
Publication of JPS508916ApublicationCriticalpatent/JPS508916A/ja
Priority to US05/639,590prioritypatent/US4087966A/en
Publication of JPS5546500B2publicationCriticalpatent/JPS5546500B2/ja