Federal Circuit January 1973 casesTrans Ocean Van Service v. United StatesDu Pont de Nemours Co. v. United StatesMiller v. United StatesSkaradowski v. United StatesChevron Oil Company v. United StatesITT GILFILLAN, INC. v. UNITED STATESYoung Associates, Inc. v. United StatesSeminole Indians of Florida v. United StatesH.B. Zachry Company v. United StatesCason v. United States