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Priority to JP2880770ApriorityCriticalpatent/JPS5011916B1/ja
Priority to NL7006750Aprioritypatent/NL7006750A/xx
Priority to DE19702022747prioritypatent/DE2022747A1/de
Priority to FR7017295Aprioritypatent/FR2051518B1/fr
Priority to GB2314970Aprioritypatent/GB1316674A/en
Priority to CH545794Dprioritypatent/CH545794A/xx
Publication of JPS5011916B1publicationCriticalpatent/JPS5011916B1/ja