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Priority to JP10541772ApriorityCriticalpatent/JPS5237825B2/ja
Priority to US406239Aprioritypatent/US3919668A/en
Priority to DE732352109Aprioritypatent/DE2352109C3/de
Priority to CA183,819Aprioritypatent/CA1025051A/en
Publication of JPS4962948ApublicationCriticalpatent/JPS4962948A/ja
Publication of JPS5237825B2publicationCriticalpatent/JPS5237825B2/ja