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Priority to JP3695977ApriorityCriticalpatent/JPS53122923A/ja
Priority to AU34657/78Aprioritypatent/AU504591B1/en
Priority to DE19782813927prioritypatent/DE2813927C2/de
Publication of JPS53122923ApublicationCriticalpatent/JPS53122923A/ja
Publication of JPS5728830B2publicationCriticalpatent/JPS5728830B2/ja