Court of Appeals for the Seventh Circuit September 1928 casesWall Pump Compressor Co. v. Gardner GovernorUnited States v. John Barth Co.NORSTROM v. WAHLN.E. NORSTROM ELECTRIC MFG. CO. v. WAHLCline Electric Mfg. Co. v. KohlerC.F. Childs Co. v. Harris Trust Savings BKUnited States v. SmithHARDINGE BROS. v. MARR OIL HEAT MACH. CORP