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Priority to JP1984189438UpriorityCriticalpatent/JPH0247500Y2/ja
Priority to US06/795,330prioritypatent/US4760333A/en
Priority to DE19853541395prioritypatent/DE3541395A1/de
Publication of JPS61104382UpublicationCriticalpatent/JPS61104382U/ja
Application grantedgrantedCritical
Publication of JPH0247500Y2publicationCriticalpatent/JPH0247500Y2/ja