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Priority claimed from US312767Aexternal-prioritypatent/US3897357A/en
Application filed by American Home ProdfiledCriticalAmerican Home Prod
Priority claimed from IE211273Aexternal-prioritypatent/IE38533B1/en
Publication of IE38534LpublicationCriticalpatent/IE38534L/en
Publication of IE38534B1publicationCriticalpatent/IE38534B1/en