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Priority to JP3529772UpriorityCriticalpatent/JPS5025262Y2/ja
Priority to US328638Aprioritypatent/US3867952A/en
Priority to GB513073Aprioritypatent/GB1369176A/en
Publication of JPS48111485UpublicationCriticalpatent/JPS48111485U/ja
Application grantedgrantedCritical
Publication of JPS5025262Y2publicationCriticalpatent/JPS5025262Y2/ja