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Priority claimed from US06/295,345external-prioritypatent/US4341549A/en
Priority claimed from US06/374,539external-prioritypatent/US4525202A/en
Application filed by Stauffer Chemical CofiledCriticalStauffer Chemical Co
Publication of PL237641A1publicationCriticalpatent/PL237641A1/en
Publication of PL134425B1publicationCriticalpatent/PL134425B1/en