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Priority to JP1985178295UpriorityCriticalpatent/JPH0714117Y2/ja
Priority to FR858519178Aprioritypatent/FR2575989B1/fr
Priority to US06/813,665prioritypatent/US4730687A/en
Publication of JPS6287974UpublicationCriticalpatent/JPS6287974U/ja
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Publication of JPH0714117Y2publicationCriticalpatent/JPH0714117Y2/ja