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Priority claimed from US06/939,754external-prioritypatent/US4762128A/en
Priority claimed from US07/120,981external-prioritypatent/US4893623A/en
Application filed by Boston Scient CorpfiledCriticalBoston Scient Corp
Application grantedgrantedCritical
Publication of ATE101349T1publicationCriticalpatent/ATE101349T1/en