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Priority claimed from GB888819076Aexternal-prioritypatent/GB8819076D0/en
Application filed by British Tech Group IntfiledCriticalBritish Tech Group Int
Priority claimed from PCT/GB1989/000916external-prioritypatent/WO1990001282A1/en
Application grantedgrantedCritical
Publication of ATE94734T1publicationCriticalpatent/ATE94734T1/en