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Priority claimed from GB868618595Aexternal-prioritypatent/GB8618595D0/en
Priority claimed from GB868619245Aexternal-prioritypatent/GB8619245D0/en
Application filed by Small Prod LtdfiledCriticalSmall Prod Ltd
Priority claimed from PCT/GB1987/000541external-prioritypatent/WO1988000889A1/en
Application grantedgrantedCritical
Publication of ATE58091T1publicationCriticalpatent/ATE58091T1/de