WD Pennsylvania December 1962 casesNatco Corporation v. Great Lakes Industries, Inc.Montesano v. Patent Scaffolding CompanyHilton v. W.T. Grant CompanyEdgehouse v. New York, Chicago and St. Louis Railroad Co.Roadway Express, Inc., v. General Teamsters, Etc., Local 249United States v. SommervilleMellon Nat. Bank & Trust Co. v. Nationwide Mut. Ins. Co.Lightcap v. CelebrezzeWilson v. Ohio River Company