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Priority to JP1332774ApriorityCriticalpatent/JPS5416857B2/ja
Priority to DE19752502740prioritypatent/DE2502740C3/de
Priority to US544662*Aprioritypatent/US3926506A/en
Publication of JPS50107927ApublicationCriticalpatent/JPS50107927A/ja
Publication of JPS5416857B2publicationCriticalpatent/JPS5416857B2/ja