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Priority to JP3764974ApriorityCriticalpatent/JPS5424062B2/ja
Priority to US05/491,573prioritypatent/US3930422A/en
Priority to DE2435503Aprioritypatent/DE2435503C3/de
Priority to GB3299274Aprioritypatent/GB1473724A/en
Publication of JPS50130963ApublicationCriticalpatent/JPS50130963A/ja
Publication of JPS5424062B2publicationCriticalpatent/JPS5424062B2/ja