WD Pennsylvania April 1963 casesHamilton v. Mid-West Abrasive CompanyUnited States v. Ingersoll-Rand CompanyCarolina Cas. Ins. Co. v. Pennsylvania ThreshermanUnited States ex rel. Conard v. State of MarylandUnited States v. FoilWhite Cross Stores, Inc., No. 6 v. Abbott Laboratories, Inc.Martyna v. Pennsylvania R. Co.Kaffana v. Pennsylvania R. Co.United States v. SigalUnited States v. Maroney