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Priority to JP1976092192UpriorityCriticalpatent/JPS5611540Y2/ja
Priority to FR7705326Aprioritypatent/FR2352421A1/fr
Publication of JPS5311078UpublicationCriticalpatent/JPS5311078U/ja
Application grantedgrantedCritical
Publication of JPS5611540Y2publicationCriticalpatent/JPS5611540Y2/ja