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Priority to JP4472068ApriorityCriticalpatent/JPS5431199B1/ja
Priority to GB1258431Dprioritypatent/GB1258431A/en
Priority to US834455Aprioritypatent/US3647695A/en
Priority to FR6920564Aprioritypatent/FR2011634A1/fr
Priority to DE1931764Aprioritypatent/DE1931764C3/de
Publication of JPS5431199B1publicationCriticalpatent/JPS5431199B1/ja