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Priority to JP1970013174UpriorityCriticalpatent/JPS5225146Y1/ja
Priority to DE19712101616prioritypatent/DE2101616C3/de
Priority to FR7101336Aprioritypatent/FR2077604B1/fr
Priority to GB234471Aprioritypatent/GB1333298A/en
Priority to US00308442Aprioritypatent/US3852774A/en
Publication of JPS5225146Y1publicationCriticalpatent/JPS5225146Y1/ja