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Priority to JP2142575ApriorityCriticalpatent/JPS5313864B2/ja
Priority to DE7604291Uprioritypatent/DE7604291U1/de
Publication of JPS5197146ApublicationCriticalpatent/JPS5197146A/ja
Publication of JPS5313864B2publicationCriticalpatent/JPS5313864B2/ja
