Federal Circuit May 1971 casesCutler-Hammer, Incorporated v. United StatesNager Electric Company v. United StatesGoodley v. United StatesHumble Pipe Line Co. v. the United StatesD'Arco v. United StatesHumble Oil Ref. Co. v. the United StatesBarenfeld v. United StatesJamsar, Inc. v. United StatesEdward R. Marden Corporation v. United StatesBriscoe v. United States