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Priority to JP1975023631UpriorityCriticalpatent/JPS5729247Y2/ja
Priority to US05/656,860prioritypatent/US4070594A/en
Priority to GB5305/76Aprioritypatent/GB1537506A/en
Priority to DE2605888Aprioritypatent/DE2605888C2/de
Publication of JPS51104692UpublicationCriticalpatent/JPS51104692U/ja
Application grantedgrantedCritical
Publication of JPS5729247Y2publicationCriticalpatent/JPS5729247Y2/ja