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Priority to JP1990038464UpriorityCriticalpatent/JPH0615507Y2/ja
Priority to ITRM910245Aprioritypatent/IT1244972B/it
Publication of JPH04167UpublicationCriticalpatent/JPH04167U/ja
Application grantedgrantedCritical
Publication of JPH0615507Y2publicationCriticalpatent/JPH0615507Y2/ja