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Priority claimed from GB858508130Aexternal-prioritypatent/GB8508130D0/en
Priority claimed from GB858520803Aexternal-prioritypatent/GB8520803D0/en
Application filed by Procter & GamblefiledCriticalProcter & Gamble
Priority claimed from EP86200430Aexternal-prioritypatent/EP0197578B1/de
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Publication of ATE64752T1publicationCriticalpatent/ATE64752T1/de