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Priority claimed from US06/827,996external-prioritypatent/US4835306A/en
Application filed by Dow Chemical CofiledCriticalDow Chemical Co
Priority claimed from EP86304435Aexternal-prioritypatent/EP0206635B1/en
Application grantedgrantedCritical
Publication of ATE47992T1publicationCriticalpatent/ATE47992T1/en