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Priority claimed from US06/782,571external-prioritypatent/US4600761A/en
Priority claimed from US06/818,027external-prioritypatent/US4616074A/en
Application filed by Nat Starch Chem InvestfiledCriticalNat Starch Chem Invest
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Publication of ATE65514T1publicationCriticalpatent/ATE65514T1/en