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Priority to JP4462674ApriorityCriticalpatent/JPS5524602B2/ja
Priority to US05/485,575prioritypatent/US3996565A/en
Publication of JPS50136589ApublicationCriticalpatent/JPS50136589A/ja
Publication of JPS5524602B2publicationCriticalpatent/JPS5524602B2/ja