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Priority to JP12849272ApriorityCriticalpatent/JPS5329426B2/ja
Priority to US424647Aprioritypatent/US3894249A/en
Priority to CA188,519Aprioritypatent/CA1002119A/en
Priority to DE19732363315prioritypatent/DE2363315C3/de
Publication of JPS4984552ApublicationCriticalpatent/JPS4984552A/ja
Publication of JPS5329426B2publicationCriticalpatent/JPS5329426B2/ja