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Priority to JP1275272UpriorityCriticalpatent/JPS5139728Y2/ja
Priority to FR7229479Aprioritypatent/FR2155233A5/fr
Priority to US281407Aprioritypatent/US3890448A/en
Publication of JPS4888375UpublicationCriticalpatent/JPS4888375U/ja
Application grantedgrantedCritical
Publication of JPS5139728Y2publicationCriticalpatent/JPS5139728Y2/ja