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Priority claimed from US06/805,532external-prioritypatent/US4661102A/en
Application filed by Procter & GamblefiledCriticalProcter & Gamble
Publication of FI921897ApublicationCriticalpatent/FI921897A/fi
Publication of FI921897A0publicationCriticalpatent/FI921897A0/fi
Application grantedgrantedCritical
Publication of FI89866BpublicationCriticalpatent/FI89866B/fi
Publication of FI89866CpublicationCriticalpatent/FI89866C/fi