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Priority claimed from GB858514597Aexternal-prioritypatent/GB8514597D0/en
Priority claimed from GB858514599Aexternal-prioritypatent/GB8514599D0/en
Application filed by Davy Mckee PoolefiledCriticalDavy Mckee Poole
Priority claimed from EP86304173Aexternal-prioritypatent/EP0205295B1/de
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Publication of ATE58851T1publicationCriticalpatent/ATE58851T1/de