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Priority claimed from GB848431076Aexternal-prioritypatent/GB8431076D0/en
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Application filed by Micropore International LtdfiledCriticalMicropore International Ltd
Priority claimed from EP19850308854external-prioritypatent/EP0184926B1/de
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Publication of ATE40967T1publicationCriticalpatent/ATE40967T1/de