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Priority to JP1976012637UpriorityCriticalpatent/JPS5526582Y2/ja
Priority to AU12516/76Aprioritypatent/AU475367B2/en
Publication of JPS52104050UpublicationCriticalpatent/JPS52104050U/ja
Application grantedgrantedCritical
Publication of JPS5526582Y2publicationCriticalpatent/JPS5526582Y2/ja