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Priority claimed from GB888810871Aexternal-prioritypatent/GB8810871D0/en
Application filed by Dan Merritt, Univ CoventryfiledCriticalDan Merritt
Priority claimed from EP89304591Aexternal-prioritypatent/EP0341938B1/de
Application grantedgrantedCritical
Publication of ATE88243T1publicationCriticalpatent/ATE88243T1/de