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Priority to JP48015825ApriorityCriticalpatent/JPS529390B2/ja
Priority to US440217Aprioritypatent/US3906436A/en
Priority to DE2405897Aprioritypatent/DE2405897C2/de
Priority to GB577774Aprioritypatent/GB1463117A/en
Priority to FR7404358Aprioritypatent/FR2217664B1/fr
Publication of JPS49105562ApublicationCriticalpatent/JPS49105562A/ja
Publication of JPS529390B2publicationCriticalpatent/JPS529390B2/ja