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Priority claimed from US06/439,963external-prioritypatent/US4500315A/en
Priority claimed from US06/505,579external-prioritypatent/US4537590A/en
Application filed by Personal Products CofiledCriticalPersonal Products Co
Application grantedgrantedCritical
Publication of ATE40039T1publicationCriticalpatent/ATE40039T1/de