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Priority to JP2600174ApriorityCriticalpatent/JPS5726282B2/ja
Priority to DE19752509881prioritypatent/DE2509881C3/de
Priority to GB919175Aprioritypatent/GB1468316A/en
Publication of JPS50119089ApublicationCriticalpatent/JPS50119089A/ja
Publication of JPS5726282B2publicationCriticalpatent/JPS5726282B2/ja