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Priority to JP1975158323UpriorityCriticalpatent/JPS5825742Y2/ja
Priority to DE2628745Aprioritypatent/DE2628745C2/de
Priority to US05/699,616prioritypatent/US4086510A/en
Publication of JPS5271011UpublicationCriticalpatent/JPS5271011U/ja
Application grantedgrantedCritical
Publication of JPS5825742Y2publicationCriticalpatent/JPS5825742Y2/ja