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Priority claimed from US06/234,297external-prioritypatent/US4374825A/en
Application filed by The Procter & Gamble CompanyfiledCriticalThe Procter & Gamble Company
Priority claimed from EP19810300968external-prioritypatent/EP0035899B1/de
Application grantedgrantedCritical
Publication of ATE7653T1publicationCriticalpatent/ATE7653T1/de