Dist of Columbia March 1973 casesCartier v. Secretary of StateRohms&sHaas Co. v. Commissioner of PatentsDemocratic National Committee v. McCordUnited States v. HairPage Communications Engineers, Inc. v. Hellenic Lines, Ltd.Ford Motor Co. v. Commissioner of PatentsRuppert v. WashingtonNational Ass'n for Community Development v. HodgsonJennings v. ShultzSecurities Exch. Com'n v. Natl. Student Mkg.Duncan v. United StatesJoseph v. District of ColumbiaNational Independent Coal Operators Ass'n v. MortonUnited States v. CostaFisher v. Renegotiation BoardI.M. of Atlantic City v. District of ColumbiaLeonard v. WalterCity of Petersburg, Virginia v. United States