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Priority to JP13269082UpriorityCriticalpatent/JPS5937121U/ja
Priority to DE19833331124prioritypatent/DE3331124C2/de
Publication of JPS5937121UpublicationCriticalpatent/JPS5937121U/ja
Application grantedgrantedCritical
Publication of JPS647054Y2publicationCriticalpatent/JPS647054Y2/ja