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Priority claimed from GB888818046Aexternal-prioritypatent/GB8818046D0/en
Application filed by Ciba Geigy AgfiledCriticalCiba Geigy Ag
Priority claimed from EP89810545Aexternal-prioritypatent/EP0353188B2/de
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Publication of ATE102995T1publicationCriticalpatent/ATE102995T1/de