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Priority to JP3512472ApriorityCriticalpatent/JPS48103571A/ja
Priority to GB1659373Aprioritypatent/GB1425238A/en
Priority to DE19732365391prioritypatent/DE2365391A1/de
Priority to DE19732317980prioritypatent/DE2317980A1/de
Priority to FR7312951Aprioritypatent/FR2179951A1/fr
Priority to FR7345733Aprioritypatent/FR2213286B3/fr
Publication of JPS48103571ApublicationCriticalpatent/JPS48103571A/ja