Court of Appeals for the Third Circuit September 1931 casesMacLaughlin v. WilliamsSanta FÉ Electric Co. v. Gen. Elec. Co.George K. Hale Mfg. Co. v. Hafleigh Co.South Penn Collieries Co. v. SproulErie Iron Steel v. Cambridge Steel ProductsThoms v. SutherlandDesmond Incandescent Lamp Co. v. Gen. Elec. Co.PENNSYLVANIA, ETC. v. COMMR. OF INTERNAL REVJohnson v. Commissioner of Internal RevenueBristol v. Otis Elevator Co.Perpetual Bldg. Loan Ass'n v. Irving Tr. Co.Taylor v. Commissioner of Internal RevenueA.B. Kirschbaum Co. v. United StatesJohnson v. Commissioner of Internal RevenueKosak v. United States